98003560

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12437}}^1$

素因数の和:12645

約数の個数: 32

約数和(自身を含む): 221645160

約数和(自身を除く): 123641600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 12437, 24874, 49748, 62185, 99496, 124370, 248740, 497480, 2450089, 4900178, 9800356, 12250445, 19600712, 24500890, 49001780, 98003560]

約数ペア:

[(1, 98003560), (2, 49001780), (4, 24500890), (5, 19600712), (8, 12250445), (10, 9800356), (20, 4900178), (40, 2450089), (197, 497480), (394, 248740), (788, 124370), (985, 99496), (1576, 62185), (1970, 49748), (3940, 24874), (7880, 12437)]