78057680

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14563}}^1$

素因数の和:14643

約数の個数: 40

約数和(自身を含む): 184205472

約数和(自身を除く): 106147792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 14563, 29126, 58252, 72815, 116504, 145630, 233008, 291260, 582520, 975721, 1165040, 1951442, 3902884, 4878605, 7805768, 9757210, 15611536, 19514420, 39028840, 78057680]

約数ペア:

[(1, 78057680), (2, 39028840), (4, 19514420), (5, 15611536), (8, 9757210), (10, 7805768), (16, 4878605), (20, 3902884), (40, 1951442), (67, 1165040), (80, 975721), (134, 582520), (268, 291260), (335, 233008), (536, 145630), (670, 116504), (1072, 72815), (1340, 58252), (2680, 29126), (5360, 14563)]