154968528040

素因数分解:

$2^3\times 5^1\times {\mathrm{21313}}^1\times {\mathrm{181777}}^1$

素因数の和:203101

約数の個数: 32

約数和(自身を含む): 348697466280

約数和(自身を除く): 193728938240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21313, 42626, 85252, 106565, 170504, 181777, 213130, 363554, 426260, 727108, 852520, 908885, 1454216, 1817770, 3635540, 7271080, 3874213201, 7748426402, 15496852804, 19371066005, 30993705608, 38742132010, 77484264020, 154968528040]

約数ペア:

[(1, 154968528040), (2, 77484264020), (4, 38742132010), (5, 30993705608), (8, 19371066005), (10, 15496852804), (20, 7748426402), (40, 3874213201), (21313, 7271080), (42626, 3635540), (85252, 1817770), (106565, 1454216), (170504, 908885), (181777, 852520), (213130, 727108), (363554, 426260)]