25081160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 61387200

約数和(自身を除く): 36306040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 347, 520, 556, 694, 695, 1112, 1388, 1390, 1735, 1807, 2776, 2780, 3470, 3614, 4511, 5560, 6940, 7228, 9022, 9035, 13880, 14456, 18044, 18070, 22555, 36088, 36140, 45110, 48233, 72280, 90220, 96466, 180440, 192932, 241165, 385864, 482330, 627029, 964660, 1254058, 1929320, 2508116, 3135145, 5016232, 6270290, 12540580, 25081160]

約数ペア:

[(1, 25081160), (2, 12540580), (4, 6270290), (5, 5016232), (8, 3135145), (10, 2508116), (13, 1929320), (20, 1254058), (26, 964660), (40, 627029), (52, 482330), (65, 385864), (104, 241165), (130, 192932), (139, 180440), (260, 96466), (278, 90220), (347, 72280), (520, 48233), (556, 45110), (694, 36140), (695, 36088), (1112, 22555), (1388, 18070), (1390, 18044), (1735, 14456), (1807, 13880), (2776, 9035), (2780, 9022), (3470, 7228), (3614, 6940), (4511, 5560)]