72425620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2104

約数の個数: 48

約数和(自身を含む): 160796160

約数和(自身を除く): 88370540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 790, 1580, 1817, 1993, 3634, 3986, 7268, 7972, 9085, 9965, 18170, 19930, 36340, 39860, 45839, 91678, 157447, 183356, 229195, 314894, 458390, 629788, 787235, 916780, 1574470, 3148940, 3621281, 7242562, 14485124, 18106405, 36212810, 72425620]

約数ペア:

[(1, 72425620), (2, 36212810), (4, 18106405), (5, 14485124), (10, 7242562), (20, 3621281), (23, 3148940), (46, 1574470), (79, 916780), (92, 787235), (115, 629788), (158, 458390), (230, 314894), (316, 229195), (395, 183356), (460, 157447), (790, 91678), (1580, 45839), (1817, 39860), (1993, 36340), (3634, 19930), (3986, 18170), (7268, 9965), (7972, 9085)]