87793240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 206219520

約数和(自身を除く): 118426280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 701, 808, 1010, 1240, 1402, 2020, 2804, 3131, 3505, 4040, 5608, 6262, 7010, 12524, 14020, 15655, 21731, 25048, 28040, 31310, 43462, 62620, 70801, 86924, 108655, 125240, 141602, 173848, 217310, 283204, 354005, 434620, 566408, 708010, 869240, 1416020, 2194831, 2832040, 4389662, 8779324, 10974155, 17558648, 21948310, 43896620, 87793240]

約数ペア:

[(1, 87793240), (2, 43896620), (4, 21948310), (5, 17558648), (8, 10974155), (10, 8779324), (20, 4389662), (31, 2832040), (40, 2194831), (62, 1416020), (101, 869240), (124, 708010), (155, 566408), (202, 434620), (248, 354005), (310, 283204), (404, 217310), (505, 173848), (620, 141602), (701, 125240), (808, 108655), (1010, 86924), (1240, 70801), (1402, 62620), (2020, 43462), (2804, 31310), (3131, 28040), (3505, 25048), (4040, 21731), (5608, 15655), (6262, 14020), (7010, 12524)]