199903100

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{32771}}^1$

素因数の和:32846

約数の個数: 36

約数和(自身を含む): 440914488

約数和(自身を除く): 241011388

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 32771, 65542, 131084, 163855, 327710, 655420, 819275, 1638550, 1999031, 3277100, 3998062, 7996124, 9995155, 19990310, 39980620, 49975775, 99951550, 199903100]

約数ペア:

[(1, 199903100), (2, 99951550), (4, 49975775), (5, 39980620), (10, 19990310), (20, 9995155), (25, 7996124), (50, 3998062), (61, 3277100), (100, 1999031), (122, 1638550), (244, 819275), (305, 655420), (610, 327710), (1220, 163855), (1525, 131084), (3050, 65542), (6100, 32771)]