201462500

素因数分解:

$2^2\times 5^5\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 448846272

約数和(自身を除く): 247383772

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 227, 250, 284, 355, 454, 500, 625, 710, 908, 1135, 1250, 1420, 1775, 2270, 2500, 3125, 3550, 4540, 5675, 6250, 7100, 8875, 11350, 12500, 16117, 17750, 22700, 28375, 32234, 35500, 44375, 56750, 64468, 80585, 88750, 113500, 141875, 161170, 177500, 221875, 283750, 322340, 402925, 443750, 567500, 709375, 805850, 887500, 1418750, 1611700, 2014625, 2837500, 4029250, 8058500, 10073125, 20146250, 40292500, 50365625, 100731250, 201462500]

約数ペア:

[(1, 201462500), (2, 100731250), (4, 50365625), (5, 40292500), (10, 20146250), (20, 10073125), (25, 8058500), (50, 4029250), (71, 2837500), (100, 2014625), (125, 1611700), (142, 1418750), (227, 887500), (250, 805850), (284, 709375), (355, 567500), (454, 443750), (500, 402925), (625, 322340), (710, 283750), (908, 221875), (1135, 177500), (1250, 161170), (1420, 141875), (1775, 113500), (2270, 88750), (2500, 80585), (3125, 64468), (3550, 56750), (4540, 44375), (5675, 35500), (6250, 32234), (7100, 28375), (8875, 22700), (11350, 17750), (12500, 16117)]