3238880000

素因数分解:

$2^8\times 5^4\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:720

約数の個数: 180

約数和(自身を含む): 8352176448

約数和(自身を除く): 5113296448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 200, 248, 250, 256, 310, 320, 400, 496, 500, 620, 625, 640, 653, 775, 800, 992, 1000, 1240, 1250, 1280, 1306, 1550, 1600, 1984, 2000, 2480, 2500, 2612, 3100, 3200, 3265, 3875, 3968, 4000, 4960, 5000, 5224, 6200, 6400, 6530, 7750, 7936, 8000, 9920, 10000, 10448, 12400, 13060, 15500, 16000, 16325, 19375, 19840, 20000, 20243, 20896, 24800, 26120, 31000, 32000, 32650, 38750, 39680, 40000, 40486, 41792, 49600, 52240, 62000, 65300, 77500, 80000, 80972, 81625, 83584, 99200, 101215, 104480, 124000, 130600, 155000, 160000, 161944, 163250, 167168, 198400, 202430, 208960, 248000, 261200, 310000, 323888, 326500, 404860, 408125, 417920, 496000, 506075, 522400, 620000, 647776, 653000, 809720, 816250, 835840, 992000, 1012150, 1044800, 1240000, 1295552, 1306000, 1619440, 1632500, 2024300, 2089600, 2480000, 2530375, 2591104, 2612000, 3238880, 3265000, 4048600, 4179200, 4960000, 5060750, 5182208, 5224000, 6477760, 6530000, 8097200, 10121500, 10448000, 12651875, 12955520, 13060000, 16194400, 20243000, 20896000, 25303750, 25911040, 26120000, 32388800, 40486000, 50607500, 52240000, 64777600, 80972000, 101215000, 104480000, 129555200, 161944000, 202430000, 323888000, 404860000, 647776000, 809720000, 1619440000, 3238880000]

約数ペア:

[(1, 3238880000), (2, 1619440000), (4, 809720000), (5, 647776000), (8, 404860000), (10, 323888000), (16, 202430000), (20, 161944000), (25, 129555200), (31, 104480000), (32, 101215000), (40, 80972000), (50, 64777600), (62, 52240000), (64, 50607500), (80, 40486000), (100, 32388800), (124, 26120000), (125, 25911040), (128, 25303750), (155, 20896000), (160, 20243000), (200, 16194400), (248, 13060000), (250, 12955520), (256, 12651875), (310, 10448000), (320, 10121500), (400, 8097200), (496, 6530000), (500, 6477760), (620, 5224000), (625, 5182208), (640, 5060750), (653, 4960000), (775, 4179200), (800, 4048600), (992, 3265000), (1000, 3238880), (1240, 2612000), (1250, 2591104), (1280, 2530375), (1306, 2480000), (1550, 2089600), (1600, 2024300), (1984, 1632500), (2000, 1619440), (2480, 1306000), (2500, 1295552), (2612, 1240000), (3100, 1044800), (3200, 1012150), (3265, 992000), (3875, 835840), (3968, 816250), (4000, 809720), (4960, 653000), (5000, 647776), (5224, 620000), (6200, 522400), (6400, 506075), (6530, 496000), (7750, 417920), (7936, 408125), (8000, 404860), (9920, 326500), (10000, 323888), (10448, 310000), (12400, 261200), (13060, 248000), (15500, 208960), (16000, 202430), (16325, 198400), (19375, 167168), (19840, 163250), (20000, 161944), (20243, 160000), (20896, 155000), (24800, 130600), (26120, 124000), (31000, 104480), (32000, 101215), (32650, 99200), (38750, 83584), (39680, 81625), (40000, 80972), (40486, 80000), (41792, 77500), (49600, 65300), (52240, 62000)]