98998640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{95191}}^1$

素因数の和:95217

約数の個数: 40

約数和(自身を含む): 247879968

約数和(自身を除く): 148881328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 95191, 190382, 380764, 475955, 761528, 951910, 1237483, 1523056, 1903820, 2474966, 3807640, 4949932, 6187415, 7615280, 9899864, 12374830, 19799728, 24749660, 49499320, 98998640]

約数ペア:

[(1, 98998640), (2, 49499320), (4, 24749660), (5, 19799728), (8, 12374830), (10, 9899864), (13, 7615280), (16, 6187415), (20, 4949932), (26, 3807640), (40, 2474966), (52, 1903820), (65, 1523056), (80, 1237483), (104, 951910), (130, 761528), (208, 475955), (260, 380764), (520, 190382), (1040, 95191)]