8318180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 19922112

約数和(自身を除く): 11603932

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 107, 115, 130, 169, 214, 230, 260, 299, 338, 428, 460, 535, 598, 676, 845, 1070, 1196, 1391, 1495, 1690, 2140, 2461, 2782, 2990, 3380, 3887, 4922, 5564, 5980, 6955, 7774, 9844, 12305, 13910, 15548, 18083, 19435, 24610, 27820, 31993, 36166, 38870, 49220, 63986, 72332, 77740, 90415, 127972, 159965, 180830, 319930, 361660, 415909, 639860, 831818, 1663636, 2079545, 4159090, 8318180]

約数ペア:

[(1, 8318180), (2, 4159090), (4, 2079545), (5, 1663636), (10, 831818), (13, 639860), (20, 415909), (23, 361660), (26, 319930), (46, 180830), (52, 159965), (65, 127972), (92, 90415), (107, 77740), (115, 72332), (130, 63986), (169, 49220), (214, 38870), (230, 36166), (260, 31993), (299, 27820), (338, 24610), (428, 19435), (460, 18083), (535, 15548), (598, 13910), (676, 12305), (845, 9844), (1070, 7774), (1196, 6955), (1391, 5980), (1495, 5564), (1690, 4922), (2140, 3887), (2461, 3380), (2782, 2990)]