77684620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10303}}^1$

素因数の和:10354

約数の個数: 48

約数和(自身を含む): 181762560

約数和(自身を除く): 104077940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 10303, 20606, 41212, 51515, 103030, 133939, 206060, 267878, 298787, 535756, 597574, 669695, 1195148, 1339390, 1493935, 2678780, 2987870, 3884231, 5975740, 7768462, 15536924, 19421155, 38842310, 77684620]

約数ペア:

[(1, 77684620), (2, 38842310), (4, 19421155), (5, 15536924), (10, 7768462), (13, 5975740), (20, 3884231), (26, 2987870), (29, 2678780), (52, 1493935), (58, 1339390), (65, 1195148), (116, 669695), (130, 597574), (145, 535756), (260, 298787), (290, 267878), (377, 206060), (580, 133939), (754, 103030), (1508, 51515), (1885, 41212), (3770, 20606), (7540, 10303)]