72672080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69877}}^1$

素因数の和:69903

約数の個数: 40

約数和(自身を含む): 181962312

約数和(自身を除く): 109290232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 69877, 139754, 279508, 349385, 559016, 698770, 908401, 1118032, 1397540, 1816802, 2795080, 3633604, 4542005, 5590160, 7267208, 9084010, 14534416, 18168020, 36336040, 72672080]

約数ペア:

[(1, 72672080), (2, 36336040), (4, 18168020), (5, 14534416), (8, 9084010), (10, 7267208), (13, 5590160), (16, 4542005), (20, 3633604), (26, 2795080), (40, 1816802), (52, 1397540), (65, 1118032), (80, 908401), (104, 698770), (130, 559016), (208, 349385), (260, 279508), (520, 139754), (1040, 69877)]