68815540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{709}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 151724160

約数和(自身を除く): 82908620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 211, 230, 422, 460, 709, 844, 1055, 1418, 2110, 2836, 3545, 4220, 4853, 7090, 9706, 14180, 16307, 19412, 24265, 32614, 48530, 65228, 81535, 97060, 149599, 163070, 299198, 326140, 598396, 747995, 1495990, 2991980, 3440777, 6881554, 13763108, 17203885, 34407770, 68815540]

約数ペア:

[(1, 68815540), (2, 34407770), (4, 17203885), (5, 13763108), (10, 6881554), (20, 3440777), (23, 2991980), (46, 1495990), (92, 747995), (115, 598396), (211, 326140), (230, 299198), (422, 163070), (460, 149599), (709, 97060), (844, 81535), (1055, 65228), (1418, 48530), (2110, 32614), (2836, 24265), (3545, 19412), (4220, 16307), (4853, 14180), (7090, 9706)]