64270960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2131}}^1$

素因数の和:2186

約数の個数: 80

約数和(自身を含む): 166551840

約数和(自身を除く): 102280880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1885, 2131, 2320, 3016, 3770, 4262, 6032, 7540, 8524, 10655, 15080, 17048, 21310, 27703, 30160, 34096, 42620, 55406, 61799, 85240, 110812, 123598, 138515, 170480, 221624, 247196, 277030, 308995, 443248, 494392, 554060, 617990, 803387, 988784, 1108120, 1235980, 1606774, 2216240, 2471960, 3213548, 4016935, 4943920, 6427096, 8033870, 12854192, 16067740, 32135480, 64270960]

約数ペア:

[(1, 64270960), (2, 32135480), (4, 16067740), (5, 12854192), (8, 8033870), (10, 6427096), (13, 4943920), (16, 4016935), (20, 3213548), (26, 2471960), (29, 2216240), (40, 1606774), (52, 1235980), (58, 1108120), (65, 988784), (80, 803387), (104, 617990), (116, 554060), (130, 494392), (145, 443248), (208, 308995), (232, 277030), (260, 247196), (290, 221624), (377, 170480), (464, 138515), (520, 123598), (580, 110812), (754, 85240), (1040, 61799), (1160, 55406), (1508, 42620), (1885, 34096), (2131, 30160), (2320, 27703), (3016, 21310), (3770, 17048), (4262, 15080), (6032, 10655), (7540, 8524)]