80624680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 186624000

約数和(自身を除く): 105999320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 127, 236, 254, 269, 295, 472, 508, 538, 590, 635, 1016, 1076, 1180, 1270, 1345, 2152, 2360, 2540, 2690, 5080, 5380, 7493, 10760, 14986, 15871, 29972, 31742, 34163, 37465, 59944, 63484, 68326, 74930, 79355, 126968, 136652, 149860, 158710, 170815, 273304, 299720, 317420, 341630, 634840, 683260, 1366520, 2015617, 4031234, 8062468, 10078085, 16124936, 20156170, 40312340, 80624680]

約数ペア:

[(1, 80624680), (2, 40312340), (4, 20156170), (5, 16124936), (8, 10078085), (10, 8062468), (20, 4031234), (40, 2015617), (59, 1366520), (118, 683260), (127, 634840), (236, 341630), (254, 317420), (269, 299720), (295, 273304), (472, 170815), (508, 158710), (538, 149860), (590, 136652), (635, 126968), (1016, 79355), (1076, 74930), (1180, 68326), (1270, 63484), (1345, 59944), (2152, 37465), (2360, 34163), (2540, 31742), (2690, 29972), (5080, 15871), (5380, 14986), (7493, 10760)]