127987510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{971}}^1$

素因数の和:1261

約数の個数: 48

約数和(自身を含む): 269263440

約数和(自身を除く): 141275930

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 269, 490, 538, 971, 1345, 1883, 1942, 2690, 3766, 4855, 6797, 9415, 9710, 13181, 13594, 18830, 26362, 33985, 47579, 65905, 67970, 95158, 131810, 237895, 261199, 475790, 522398, 1305995, 1828393, 2611990, 3656786, 9141965, 12798751, 18283930, 25597502, 63993755, 127987510]

約数ペア:

[(1, 127987510), (2, 63993755), (5, 25597502), (7, 18283930), (10, 12798751), (14, 9141965), (35, 3656786), (49, 2611990), (70, 1828393), (98, 1305995), (245, 522398), (269, 475790), (490, 261199), (538, 237895), (971, 131810), (1345, 95158), (1883, 67970), (1942, 65905), (2690, 47579), (3766, 33985), (4855, 26362), (6797, 18830), (9415, 13594), (9710, 13181)]