149135920

素因数分解:

$2^4\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{1453}}^1$

素因数の和:2749

約数の個数: 40

約数和(自身を含む): 347250096

約数和(自身を除く): 198114176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1283, 1453, 2566, 2906, 5132, 5812, 6415, 7265, 10264, 11624, 12830, 14530, 20528, 23248, 25660, 29060, 51320, 58120, 102640, 116240, 1864199, 3728398, 7456796, 9320995, 14913592, 18641990, 29827184, 37283980, 74567960, 149135920]

約数ペア:

[(1, 149135920), (2, 74567960), (4, 37283980), (5, 29827184), (8, 18641990), (10, 14913592), (16, 9320995), (20, 7456796), (40, 3728398), (80, 1864199), (1283, 116240), (1453, 102640), (2566, 58120), (2906, 51320), (5132, 29060), (5812, 25660), (6415, 23248), (7265, 20528), (10264, 14530), (11624, 12830)]