78705808

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{132949}}^1$

素因数の和:132994

約数の個数: 20

約数和(自身を含む): 156615100

約数和(自身を除く): 77909292

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 132949, 265898, 531796, 1063592, 2127184, 4919113, 9838226, 19676452, 39352904, 78705808]

約数ペア:

[(1, 78705808), (2, 39352904), (4, 19676452), (8, 9838226), (16, 4919113), (37, 2127184), (74, 1063592), (148, 531796), (296, 265898), (592, 132949)]