1400797450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{7457}}^1$

素因数の和:7516

約数の個数: 72

約数和(自身を含む): 2981067012

約数和(自身を除く): 1580269562

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 289, 325, 425, 442, 578, 650, 850, 1105, 1445, 2210, 2890, 3757, 5525, 7225, 7457, 7514, 11050, 14450, 14914, 18785, 37285, 37570, 74570, 93925, 96941, 126769, 186425, 187850, 193882, 253538, 372850, 484705, 633845, 969410, 1267690, 1647997, 2155073, 2423525, 3169225, 3295994, 4310146, 4847050, 6338450, 8239985, 10775365, 16479970, 21550730, 28015949, 41199925, 53876825, 56031898, 82399850, 107753650, 140079745, 280159490, 700398725, 1400797450]

約数ペア:

[(1, 1400797450), (2, 700398725), (5, 280159490), (10, 140079745), (13, 107753650), (17, 82399850), (25, 56031898), (26, 53876825), (34, 41199925), (50, 28015949), (65, 21550730), (85, 16479970), (130, 10775365), (170, 8239985), (221, 6338450), (289, 4847050), (325, 4310146), (425, 3295994), (442, 3169225), (578, 2423525), (650, 2155073), (850, 1647997), (1105, 1267690), (1445, 969410), (2210, 633845), (2890, 484705), (3757, 372850), (5525, 253538), (7225, 193882), (7457, 187850), (7514, 186425), (11050, 126769), (14450, 96941), (14914, 93925), (18785, 74570), (37285, 37570)]