65073840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20857}}^1$

素因数の和:20886

約数の個数: 80

約数和(自身を含む): 217256928

約数和(自身を除く): 152183088

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, 20857, 41714, 62571, 83428, 104285, 125142, 166856, 208570, 250284, 271141, 312855, 333712, 417140, 500568, 542282, 625710, 813423, 834280, 1001136, 1084564, 1251420, 1355705, 1626846, 1668560, 2169128, 2502840, 2711410, 3253692, 4067115, 4338256, 5005680, 5422820, 6507384, 8134230, 10845640, 13014768, 16268460, 21691280, 32536920, 65073840]

約数ペア:

[(1, 65073840), (2, 32536920), (3, 21691280), (4, 16268460), (5, 13014768), (6, 10845640), (8, 8134230), (10, 6507384), (12, 5422820), (13, 5005680), (15, 4338256), (16, 4067115), (20, 3253692), (24, 2711410), (26, 2502840), (30, 2169128), (39, 1668560), (40, 1626846), (48, 1355705), (52, 1251420), (60, 1084564), (65, 1001136), (78, 834280), (80, 813423), (104, 625710), (120, 542282), (130, 500568), (156, 417140), (195, 333712), (208, 312855), (240, 271141), (260, 250284), (312, 208570), (390, 166856), (520, 125142), (624, 104285), (780, 83428), (1040, 62571), (1560, 41714), (3120, 20857)]