200155840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20177}}^1$

素因数の和:20225

約数の個数: 56

約数和(自身を含む): 492020352

約数和(自身を除く): 291864512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 20177, 40354, 80708, 100885, 161416, 201770, 322832, 403540, 625487, 645664, 807080, 1250974, 1291328, 1614160, 2501948, 3127435, 3228320, 5003896, 6254870, 6456640, 10007792, 12509740, 20015584, 25019480, 40031168, 50038960, 100077920, 200155840]

約数ペア:

[(1, 200155840), (2, 100077920), (4, 50038960), (5, 40031168), (8, 25019480), (10, 20015584), (16, 12509740), (20, 10007792), (31, 6456640), (32, 6254870), (40, 5003896), (62, 3228320), (64, 3127435), (80, 2501948), (124, 1614160), (155, 1291328), (160, 1250974), (248, 807080), (310, 645664), (320, 625487), (496, 403540), (620, 322832), (992, 201770), (1240, 161416), (1984, 100885), (2480, 80708), (4960, 40354), (9920, 20177)]