127351580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{379}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 274065120

約数和(自身を除く): 146713540

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 317, 379, 530, 634, 758, 1060, 1268, 1516, 1585, 1895, 3170, 3790, 6340, 7580, 16801, 20087, 33602, 40174, 67204, 80348, 84005, 100435, 120143, 168010, 200870, 240286, 336020, 401740, 480572, 600715, 1201430, 2402860, 6367579, 12735158, 25470316, 31837895, 63675790, 127351580]

約数ペア:

[(1, 127351580), (2, 63675790), (4, 31837895), (5, 25470316), (10, 12735158), (20, 6367579), (53, 2402860), (106, 1201430), (212, 600715), (265, 480572), (317, 401740), (379, 336020), (530, 240286), (634, 200870), (758, 168010), (1060, 120143), (1268, 100435), (1516, 84005), (1585, 80348), (1895, 67204), (3170, 40174), (3790, 33602), (6340, 20087), (7580, 16801)]