99814420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 217728000

約数和(自身を除く): 117913580

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 199, 310, 398, 620, 796, 809, 995, 1618, 1990, 3236, 3980, 4045, 6169, 8090, 12338, 16180, 24676, 25079, 30845, 50158, 61690, 100316, 123380, 125395, 160991, 250790, 321982, 501580, 643964, 804955, 1609910, 3219820, 4990721, 9981442, 19962884, 24953605, 49907210, 99814420]

約数ペア:

[(1, 99814420), (2, 49907210), (4, 24953605), (5, 19962884), (10, 9981442), (20, 4990721), (31, 3219820), (62, 1609910), (124, 804955), (155, 643964), (199, 501580), (310, 321982), (398, 250790), (620, 160991), (796, 125395), (809, 123380), (995, 100316), (1618, 61690), (1990, 50158), (3236, 30845), (3980, 25079), (4045, 24676), (6169, 16180), (8090, 12338)]