202156840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{571}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 467026560

約数和(自身を除く): 264869720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 167, 212, 265, 334, 424, 530, 571, 668, 835, 1060, 1142, 1336, 1670, 2120, 2284, 2855, 3340, 4568, 5710, 6680, 8851, 11420, 17702, 22840, 30263, 35404, 44255, 60526, 70808, 88510, 95357, 121052, 151315, 177020, 190714, 242104, 302630, 354040, 381428, 476785, 605260, 762856, 953570, 1210520, 1907140, 3814280, 5053921, 10107842, 20215684, 25269605, 40431368, 50539210, 101078420, 202156840]

約数ペア:

[(1, 202156840), (2, 101078420), (4, 50539210), (5, 40431368), (8, 25269605), (10, 20215684), (20, 10107842), (40, 5053921), (53, 3814280), (106, 1907140), (167, 1210520), (212, 953570), (265, 762856), (334, 605260), (424, 476785), (530, 381428), (571, 354040), (668, 302630), (835, 242104), (1060, 190714), (1142, 177020), (1336, 151315), (1670, 121052), (2120, 95357), (2284, 88510), (2855, 70808), (3340, 60526), (4568, 44255), (5710, 35404), (6680, 30263), (8851, 22840), (11420, 17702)]