1338350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 2812320

約数和(自身を除く): 1473970

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 71, 130, 142, 145, 290, 325, 355, 377, 650, 710, 725, 754, 923, 1450, 1775, 1846, 1885, 2059, 3550, 3770, 4118, 4615, 9230, 9425, 10295, 18850, 20590, 23075, 26767, 46150, 51475, 53534, 102950, 133835, 267670, 669175, 1338350]

約数ペア:

[(1, 1338350), (2, 669175), (5, 267670), (10, 133835), (13, 102950), (25, 53534), (26, 51475), (29, 46150), (50, 26767), (58, 23075), (65, 20590), (71, 18850), (130, 10295), (142, 9425), (145, 9230), (290, 4615), (325, 4118), (355, 3770), (377, 3550), (650, 2059), (710, 1885), (725, 1846), (754, 1775), (923, 1450)]