65392020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11719}}^1$

素因数の和:11765

約数の個数: 72

約数和(自身を含む): 204771840

約数和(自身を除く): 139379820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 11719, 23438, 35157, 46876, 58595, 70314, 105471, 117190, 140628, 175785, 210942, 234380, 351570, 363289, 421884, 527355, 703140, 726578, 1054710, 1089867, 1453156, 1816445, 2109420, 2179734, 3269601, 3632890, 4359468, 5449335, 6539202, 7265780, 10898670, 13078404, 16348005, 21797340, 32696010, 65392020]

約数ペア:

[(1, 65392020), (2, 32696010), (3, 21797340), (4, 16348005), (5, 13078404), (6, 10898670), (9, 7265780), (10, 6539202), (12, 5449335), (15, 4359468), (18, 3632890), (20, 3269601), (30, 2179734), (31, 2109420), (36, 1816445), (45, 1453156), (60, 1089867), (62, 1054710), (90, 726578), (93, 703140), (124, 527355), (155, 421884), (180, 363289), (186, 351570), (279, 234380), (310, 210942), (372, 175785), (465, 140628), (558, 117190), (620, 105471), (930, 70314), (1116, 58595), (1395, 46876), (1860, 35157), (2790, 23438), (5580, 11719)]