1305874960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{9887}}^1$

素因数の和:10040

約数の個数: 80

約数和(自身を含む): 3295789056

約数和(自身を除く): 1989914096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 1016, 1040, 1270, 1651, 2032, 2540, 3302, 5080, 6604, 8255, 9887, 10160, 13208, 16510, 19774, 26416, 33020, 39548, 49435, 66040, 79096, 98870, 128531, 132080, 158192, 197740, 257062, 395480, 514124, 642655, 790960, 1028248, 1255649, 1285310, 2056496, 2511298, 2570620, 5022596, 5141240, 6278245, 10045192, 10282480, 12556490, 16323437, 20090384, 25112980, 32646874, 50225960, 65293748, 81617185, 100451920, 130587496, 163234370, 261174992, 326468740, 652937480, 1305874960]

約数ペア:

[(1, 1305874960), (2, 652937480), (4, 326468740), (5, 261174992), (8, 163234370), (10, 130587496), (13, 100451920), (16, 81617185), (20, 65293748), (26, 50225960), (40, 32646874), (52, 25112980), (65, 20090384), (80, 16323437), (104, 12556490), (127, 10282480), (130, 10045192), (208, 6278245), (254, 5141240), (260, 5022596), (508, 2570620), (520, 2511298), (635, 2056496), (1016, 1285310), (1040, 1255649), (1270, 1028248), (1651, 790960), (2032, 642655), (2540, 514124), (3302, 395480), (5080, 257062), (6604, 197740), (8255, 158192), (9887, 132080), (10160, 128531), (13208, 98870), (16510, 79096), (19774, 66040), (26416, 49435), (33020, 39548)]