77684860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1303}}^1$

素因数の和:1594

約数の個数: 48

約数和(自身を含む): 178762752

約数和(自身を除く): 101077892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1303, 1355, 2606, 2710, 2981, 5212, 5420, 5962, 6515, 11924, 13030, 14333, 14905, 26060, 28666, 29810, 57332, 59620, 71665, 143330, 286660, 353113, 706226, 1412452, 1765565, 3531130, 3884243, 7062260, 7768486, 15536972, 19421215, 38842430, 77684860]

約数ペア:

[(1, 77684860), (2, 38842430), (4, 19421215), (5, 15536972), (10, 7768486), (11, 7062260), (20, 3884243), (22, 3531130), (44, 1765565), (55, 1412452), (110, 706226), (220, 353113), (271, 286660), (542, 143330), (1084, 71665), (1303, 59620), (1355, 57332), (2606, 29810), (2710, 28666), (2981, 26060), (5212, 14905), (5420, 14333), (5962, 13030), (6515, 11924)]