538289960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{9497}}^1$

素因数の和:9630

約数の個数: 64

約数和(自身を含む): 1316422800

約数和(自身を除く): 778132840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1090, 1417, 2180, 2834, 4360, 5668, 7085, 9497, 11336, 14170, 18994, 28340, 37988, 47485, 56680, 75976, 94970, 123461, 189940, 246922, 379880, 493844, 617305, 987688, 1035173, 1234610, 2070346, 2469220, 4140692, 4938440, 5175865, 8281384, 10351730, 13457249, 20703460, 26914498, 41406920, 53828996, 67286245, 107657992, 134572490, 269144980, 538289960]

約数ペア:

[(1, 538289960), (2, 269144980), (4, 134572490), (5, 107657992), (8, 67286245), (10, 53828996), (13, 41406920), (20, 26914498), (26, 20703460), (40, 13457249), (52, 10351730), (65, 8281384), (104, 5175865), (109, 4938440), (130, 4140692), (218, 2469220), (260, 2070346), (436, 1234610), (520, 1035173), (545, 987688), (872, 617305), (1090, 493844), (1417, 379880), (2180, 246922), (2834, 189940), (4360, 123461), (5668, 94970), (7085, 75976), (9497, 56680), (11336, 47485), (14170, 37988), (18994, 28340)]