251018872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6173}}^1$

素因数の和:6232

約数の個数: 64

約数和(自身を含む): 560105280

約数和(自身を除く): 309086408

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 221, 299, 391, 442, 598, 782, 884, 1196, 1564, 1768, 2392, 3128, 5083, 6173, 10166, 12346, 20332, 24692, 40664, 49384, 80249, 104941, 141979, 160498, 209882, 283958, 320996, 419764, 567916, 641992, 839528, 1135832, 1364233, 1845727, 2413643, 2728466, 3691454, 4827286, 5456932, 7382908, 9654572, 10913864, 14765816, 19309144, 31377359, 62754718, 125509436, 251018872]

約数ペア:

[(1, 251018872), (2, 125509436), (4, 62754718), (8, 31377359), (13, 19309144), (17, 14765816), (23, 10913864), (26, 9654572), (34, 7382908), (46, 5456932), (52, 4827286), (68, 3691454), (92, 2728466), (104, 2413643), (136, 1845727), (184, 1364233), (221, 1135832), (299, 839528), (391, 641992), (442, 567916), (598, 419764), (782, 320996), (884, 283958), (1196, 209882), (1564, 160498), (1768, 141979), (2392, 104941), (3128, 80249), (5083, 49384), (6173, 40664), (10166, 24692), (12346, 20332)]