75228920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144671}}^1$

素因数の和:144695

約数の個数: 32

約数和(自身を含む): 182286720

約数和(自身を除く): 107057800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 144671, 289342, 578684, 723355, 1157368, 1446710, 1880723, 2893420, 3761446, 5786840, 7522892, 9403615, 15045784, 18807230, 37614460, 75228920]

約数ペア:

[(1, 75228920), (2, 37614460), (4, 18807230), (5, 15045784), (8, 9403615), (10, 7522892), (13, 5786840), (20, 3761446), (26, 2893420), (40, 1880723), (52, 1446710), (65, 1157368), (104, 723355), (130, 578684), (260, 289342), (520, 144671)]