64118840

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 148716000

約数和(自身を除く): 84597160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 101, 118, 202, 236, 269, 295, 404, 472, 505, 538, 590, 808, 1010, 1076, 1180, 1345, 2020, 2152, 2360, 2690, 4040, 5380, 5959, 10760, 11918, 15871, 23836, 27169, 29795, 31742, 47672, 54338, 59590, 63484, 79355, 108676, 119180, 126968, 135845, 158710, 217352, 238360, 271690, 317420, 543380, 634840, 1086760, 1602971, 3205942, 6411884, 8014855, 12823768, 16029710, 32059420, 64118840]

約数ペア:

[(1, 64118840), (2, 32059420), (4, 16029710), (5, 12823768), (8, 8014855), (10, 6411884), (20, 3205942), (40, 1602971), (59, 1086760), (101, 634840), (118, 543380), (202, 317420), (236, 271690), (269, 238360), (295, 217352), (404, 158710), (472, 135845), (505, 126968), (538, 119180), (590, 108676), (808, 79355), (1010, 63484), (1076, 59590), (1180, 54338), (1345, 47672), (2020, 31742), (2152, 29795), (2360, 27169), (2690, 23836), (4040, 15871), (5380, 11918), (5959, 10760)]