80480855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2239}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 120422400

約数和(自身を除く): 39941545

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 395, 455, 553, 1027, 2239, 2765, 5135, 7189, 11195, 15673, 29107, 35945, 78365, 145535, 176881, 203749, 884405, 1018745, 1238167, 2299453, 6190835, 11497265, 16096171, 80480855]

約数ペア:

[(1, 80480855), (5, 16096171), (7, 11497265), (13, 6190835), (35, 2299453), (65, 1238167), (79, 1018745), (91, 884405), (395, 203749), (455, 176881), (553, 145535), (1027, 78365), (2239, 35945), (2765, 29107), (5135, 15673), (7189, 11195)]