32440840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 75841920

約数和(自身を除く): 43401080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 131, 151, 164, 205, 262, 302, 328, 410, 524, 604, 655, 755, 820, 1048, 1208, 1310, 1510, 1640, 2620, 3020, 5240, 5371, 6040, 6191, 10742, 12382, 19781, 21484, 24764, 26855, 30955, 39562, 42968, 49528, 53710, 61910, 79124, 98905, 107420, 123820, 158248, 197810, 214840, 247640, 395620, 791240, 811021, 1622042, 3244084, 4055105, 6488168, 8110210, 16220420, 32440840]

約数ペア:

[(1, 32440840), (2, 16220420), (4, 8110210), (5, 6488168), (8, 4055105), (10, 3244084), (20, 1622042), (40, 811021), (41, 791240), (82, 395620), (131, 247640), (151, 214840), (164, 197810), (205, 158248), (262, 123820), (302, 107420), (328, 98905), (410, 79124), (524, 61910), (604, 53710), (655, 49528), (755, 42968), (820, 39562), (1048, 30955), (1208, 26855), (1310, 24764), (1510, 21484), (1640, 19781), (2620, 12382), (3020, 10742), (5240, 6191), (5371, 6040)]