51822080

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:707

約数の個数: 80

約数和(自身を含む): 128456064

約数和(自身を除く): 76633984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 653, 992, 1240, 1280, 1306, 1984, 2480, 2560, 2612, 3265, 3968, 4960, 5224, 6530, 7936, 9920, 10448, 13060, 15872, 19840, 20243, 20896, 26120, 39680, 40486, 41792, 52240, 79360, 80972, 83584, 101215, 104480, 161944, 167168, 202430, 208960, 323888, 334336, 404860, 417920, 647776, 809720, 835840, 1295552, 1619440, 1671680, 2591104, 3238880, 5182208, 6477760, 10364416, 12955520, 25911040, 51822080]

約数ペア:

[(1, 51822080), (2, 25911040), (4, 12955520), (5, 10364416), (8, 6477760), (10, 5182208), (16, 3238880), (20, 2591104), (31, 1671680), (32, 1619440), (40, 1295552), (62, 835840), (64, 809720), (80, 647776), (124, 417920), (128, 404860), (155, 334336), (160, 323888), (248, 208960), (256, 202430), (310, 167168), (320, 161944), (496, 104480), (512, 101215), (620, 83584), (640, 80972), (653, 79360), (992, 52240), (1240, 41792), (1280, 40486), (1306, 39680), (1984, 26120), (2480, 20896), (2560, 20243), (2612, 19840), (3265, 15872), (3968, 13060), (4960, 10448), (5224, 9920), (6530, 7936)]