74371480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1621}}^1$

素因数の和:1700

約数の個数: 64

約数和(自身を含む): 177511680

約数和(自身を除く): 103140200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 1621, 2294, 3242, 4588, 5735, 6484, 8105, 9176, 11470, 12968, 16210, 22940, 32420, 45880, 50251, 59977, 64840, 100502, 119954, 201004, 239908, 251255, 299885, 402008, 479816, 502510, 599770, 1005020, 1199540, 1859287, 2010040, 2399080, 3718574, 7437148, 9296435, 14874296, 18592870, 37185740, 74371480]

約数ペア:

[(1, 74371480), (2, 37185740), (4, 18592870), (5, 14874296), (8, 9296435), (10, 7437148), (20, 3718574), (31, 2399080), (37, 2010040), (40, 1859287), (62, 1199540), (74, 1005020), (124, 599770), (148, 502510), (155, 479816), (185, 402008), (248, 299885), (296, 251255), (310, 239908), (370, 201004), (620, 119954), (740, 100502), (1147, 64840), (1240, 59977), (1480, 50251), (1621, 45880), (2294, 32420), (3242, 22940), (4588, 16210), (5735, 12968), (6484, 11470), (8105, 9176)]