78536848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{377581}}^1$

素因数の和:377602

約数の個数: 20

約数和(自身を含む): 163870588

約数和(自身を除く): 85333740

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 377581, 755162, 1510324, 3020648, 4908553, 6041296, 9817106, 19634212, 39268424, 78536848]

約数ペア:

[(1, 78536848), (2, 39268424), (4, 19634212), (8, 9817106), (13, 6041296), (16, 4908553), (26, 3020648), (52, 1510324), (104, 755162), (208, 377581)]