78649896

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19391}}^1$

素因数の和:19426

約数の個数: 48

約数和(自身を含む): 212924160

約数和(自身を除く): 134274264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 19391, 38782, 58173, 77564, 116346, 155128, 232692, 252083, 465384, 504166, 756249, 1008332, 1512498, 2016664, 3024996, 3277079, 6049992, 6554158, 9831237, 13108316, 19662474, 26216632, 39324948, 78649896]

約数ペア:

[(1, 78649896), (2, 39324948), (3, 26216632), (4, 19662474), (6, 13108316), (8, 9831237), (12, 6554158), (13, 6049992), (24, 3277079), (26, 3024996), (39, 2016664), (52, 1512498), (78, 1008332), (104, 756249), (156, 504166), (169, 465384), (312, 252083), (338, 232692), (507, 155128), (676, 116346), (1014, 77564), (1352, 58173), (2028, 38782), (4056, 19391)]