55418870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3911}}^1$

素因数の和:4040

約数の個数: 32

約数和(自身を含む): 108440640

約数和(自身を除く): 53021770

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1417, 2834, 3911, 7085, 7822, 14170, 19555, 39110, 50843, 101686, 254215, 426299, 508430, 852598, 2131495, 4262990, 5541887, 11083774, 27709435, 55418870]

約数ペア:

[(1, 55418870), (2, 27709435), (5, 11083774), (10, 5541887), (13, 4262990), (26, 2131495), (65, 852598), (109, 508430), (130, 426299), (218, 254215), (545, 101686), (1090, 50843), (1417, 39110), (2834, 19555), (3911, 14170), (7085, 7822)]