1299542800

素因数分解:

$2^4\times 5^2\times {\mathrm{421}}^1\times {\mathrm{7717}}^1$

素因数の和:8156

約数の個数: 60

約数和(自身を含む): 3129973156

約数和(自身を除く): 1830430356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 421, 842, 1684, 2105, 3368, 4210, 6736, 7717, 8420, 10525, 15434, 16840, 21050, 30868, 33680, 38585, 42100, 61736, 77170, 84200, 123472, 154340, 168400, 192925, 308680, 385850, 617360, 771700, 1543400, 3086800, 3248857, 6497714, 12995428, 16244285, 25990856, 32488570, 51981712, 64977140, 81221425, 129954280, 162442850, 259908560, 324885700, 649771400, 1299542800]

約数ペア:

[(1, 1299542800), (2, 649771400), (4, 324885700), (5, 259908560), (8, 162442850), (10, 129954280), (16, 81221425), (20, 64977140), (25, 51981712), (40, 32488570), (50, 25990856), (80, 16244285), (100, 12995428), (200, 6497714), (400, 3248857), (421, 3086800), (842, 1543400), (1684, 771700), (2105, 617360), (3368, 385850), (4210, 308680), (6736, 192925), (7717, 168400), (8420, 154340), (10525, 123472), (15434, 84200), (16840, 77170), (21050, 61736), (30868, 42100), (33680, 38585)]