74993360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72109}}^1$

素因数の和:72135

約数の個数: 40

約数和(自身を含む): 187774440

約数和(自身を除く): 112781080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 72109, 144218, 288436, 360545, 576872, 721090, 937417, 1153744, 1442180, 1874834, 2884360, 3749668, 4687085, 5768720, 7499336, 9374170, 14998672, 18748340, 37496680, 74993360]

約数ペア:

[(1, 74993360), (2, 37496680), (4, 18748340), (5, 14998672), (8, 9374170), (10, 7499336), (13, 5768720), (16, 4687085), (20, 3749668), (26, 2884360), (40, 1874834), (52, 1442180), (65, 1153744), (80, 937417), (104, 721090), (130, 576872), (208, 360545), (260, 288436), (520, 144218), (1040, 72109)]