8889417095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1\times {\mathrm{1571}}^1$

素因数の和:2183

約数の個数: 32

約数和(自身を含む): 11573743104

約数和(自身を除く): 2684326009

約数列:

[1, 5, 13, 65, 263, 331, 1315, 1571, 1655, 3419, 4303, 7855, 17095, 20423, 21515, 87053, 102115, 413173, 435265, 520001, 1131689, 2065865, 2600005, 5371249, 5658445, 6760013, 26856245, 33800065, 136760263, 683801315, 1777883419, 8889417095]

約数ペア:

[(1, 8889417095), (5, 1777883419), (13, 683801315), (65, 136760263), (263, 33800065), (331, 26856245), (1315, 6760013), (1571, 5658445), (1655, 5371249), (3419, 2600005), (4303, 2065865), (7855, 1131689), (17095, 520001), (20423, 435265), (21515, 413173), (87053, 102115)]