78404270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{36131}}^1$

素因数の和:36176

約数の個数: 32

約数和(自身を含む): 166496256

約数和(自身を除く): 88091986

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 36131, 72262, 180655, 252917, 361310, 505834, 1120061, 1264585, 2240122, 2529170, 5600305, 7840427, 11200610, 15680854, 39202135, 78404270]

約数ペア:

[(1, 78404270), (2, 39202135), (5, 15680854), (7, 11200610), (10, 7840427), (14, 5600305), (31, 2529170), (35, 2240122), (62, 1264585), (70, 1120061), (155, 505834), (217, 361310), (310, 252917), (434, 180655), (1085, 72262), (2170, 36131)]