66016340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{253909}}^1$

素因数の和:253931

約数の個数: 24

約数和(自身を含む): 149299080

約数和(自身を除く): 83282740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 253909, 507818, 1015636, 1269545, 2539090, 3300817, 5078180, 6601634, 13203268, 16504085, 33008170, 66016340]

約数ペア:

[(1, 66016340), (2, 33008170), (4, 16504085), (5, 13203268), (10, 6601634), (13, 5078180), (20, 3300817), (26, 2539090), (52, 1269545), (65, 1015636), (130, 507818), (260, 253909)]