25493520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8171}}^1$

素因数の和:8200

約数の個数: 80

約数和(自身を含む): 85119552

約数和(自身を除く): 59626032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 8171, 16342, 24513, 32684, 40855, 49026, 65368, 81710, 98052, 106223, 122565, 130736, 163420, 196104, 212446, 245130, 318669, 326840, 392208, 424892, 490260, 531115, 637338, 653680, 849784, 980520, 1062230, 1274676, 1593345, 1699568, 1961040, 2124460, 2549352, 3186690, 4248920, 5098704, 6373380, 8497840, 12746760, 25493520]

約数ペア:

[(1, 25493520), (2, 12746760), (3, 8497840), (4, 6373380), (5, 5098704), (6, 4248920), (8, 3186690), (10, 2549352), (12, 2124460), (13, 1961040), (15, 1699568), (16, 1593345), (20, 1274676), (24, 1062230), (26, 980520), (30, 849784), (39, 653680), (40, 637338), (48, 531115), (52, 490260), (60, 424892), (65, 392208), (78, 326840), (80, 318669), (104, 245130), (120, 212446), (130, 196104), (156, 163420), (195, 130736), (208, 122565), (240, 106223), (260, 98052), (312, 81710), (390, 65368), (520, 49026), (624, 40855), (780, 32684), (1040, 24513), (1560, 16342), (3120, 8171)]