202430000

素因数分解:

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

素因数の和:712

約数の個数: 100

約数和(自身を含む): 506687808

約数和(自身を除く): 304257808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 625, 653, 775, 1000, 1240, 1250, 1306, 1550, 2000, 2480, 2500, 2612, 3100, 3265, 3875, 5000, 5224, 6200, 6530, 7750, 10000, 10448, 12400, 13060, 15500, 16325, 19375, 20243, 26120, 31000, 32650, 38750, 40486, 52240, 62000, 65300, 77500, 80972, 81625, 101215, 130600, 155000, 161944, 163250, 202430, 261200, 310000, 323888, 326500, 404860, 408125, 506075, 653000, 809720, 816250, 1012150, 1306000, 1619440, 1632500, 2024300, 2530375, 3265000, 4048600, 5060750, 6530000, 8097200, 10121500, 12651875, 20243000, 25303750, 40486000, 50607500, 101215000, 202430000]

約数ペア:

[(1, 202430000), (2, 101215000), (4, 50607500), (5, 40486000), (8, 25303750), (10, 20243000), (16, 12651875), (20, 10121500), (25, 8097200), (31, 6530000), (40, 5060750), (50, 4048600), (62, 3265000), (80, 2530375), (100, 2024300), (124, 1632500), (125, 1619440), (155, 1306000), (200, 1012150), (248, 816250), (250, 809720), (310, 653000), (400, 506075), (496, 408125), (500, 404860), (620, 326500), (625, 323888), (653, 310000), (775, 261200), (1000, 202430), (1240, 163250), (1250, 161944), (1306, 155000), (1550, 130600), (2000, 101215), (2480, 81625), (2500, 80972), (2612, 77500), (3100, 65300), (3265, 62000), (3875, 52240), (5000, 40486), (5224, 38750), (6200, 32650), (6530, 31000), (7750, 26120), (10000, 20243), (10448, 19375), (12400, 16325), (13060, 15500)]