2021427500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{47563}}^1$

素因数の和:47604

約数の個数: 60

約数和(自身を含む): 4680582984

約数和(自身を除く): 2659155484

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 625, 850, 1250, 1700, 2125, 2500, 4250, 8500, 10625, 21250, 42500, 47563, 95126, 190252, 237815, 475630, 808571, 951260, 1189075, 1617142, 2378150, 3234284, 4042855, 4756300, 5945375, 8085710, 11890750, 16171420, 20214275, 23781500, 29726875, 40428550, 59453750, 80857100, 101071375, 118907500, 202142750, 404285500, 505356875, 1010713750, 2021427500]

約数ペア:

[(1, 2021427500), (2, 1010713750), (4, 505356875), (5, 404285500), (10, 202142750), (17, 118907500), (20, 101071375), (25, 80857100), (34, 59453750), (50, 40428550), (68, 29726875), (85, 23781500), (100, 20214275), (125, 16171420), (170, 11890750), (250, 8085710), (340, 5945375), (425, 4756300), (500, 4042855), (625, 3234284), (850, 2378150), (1250, 1617142), (1700, 1189075), (2125, 951260), (2500, 808571), (4250, 475630), (8500, 237815), (10625, 190252), (21250, 95126), (42500, 47563)]