151772440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{53441}}^1$

素因数の和:53523

約数の個数: 32

約数和(自身を含む): 346304160

約数和(自身を除く): 194531720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 53441, 106882, 213764, 267205, 427528, 534410, 1068820, 2137640, 3794311, 7588622, 15177244, 18971555, 30354488, 37943110, 75886220, 151772440]

約数ペア:

[(1, 151772440), (2, 75886220), (4, 37943110), (5, 30354488), (8, 18971555), (10, 15177244), (20, 7588622), (40, 3794311), (71, 2137640), (142, 1068820), (284, 534410), (355, 427528), (568, 267205), (710, 213764), (1420, 106882), (2840, 53441)]