68985730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 140403456

約数和(自身を除く): 71417726

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 73, 110, 121, 142, 146, 242, 355, 365, 605, 710, 730, 781, 803, 1210, 1331, 1562, 1606, 2662, 3905, 4015, 5183, 6655, 7810, 8030, 8591, 8833, 10366, 13310, 17182, 17666, 25915, 42955, 44165, 51830, 57013, 85910, 88330, 94501, 97163, 114026, 189002, 194326, 285065, 472505, 485815, 570130, 627143, 945010, 971630, 1254286, 3135715, 6271430, 6898573, 13797146, 34492865, 68985730]

約数ペア:

[(1, 68985730), (2, 34492865), (5, 13797146), (10, 6898573), (11, 6271430), (22, 3135715), (55, 1254286), (71, 971630), (73, 945010), (110, 627143), (121, 570130), (142, 485815), (146, 472505), (242, 285065), (355, 194326), (365, 189002), (605, 114026), (710, 97163), (730, 94501), (781, 88330), (803, 85910), (1210, 57013), (1331, 51830), (1562, 44165), (1606, 42955), (2662, 25915), (3905, 17666), (4015, 17182), (5183, 13310), (6655, 10366), (7810, 8833), (8030, 8591)]