5281120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2539}}^1$

素因数の和:2567

約数の個数: 48

約数和(自身を含む): 13441680

約数和(自身を除く): 8160560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 2539, 5078, 10156, 12695, 20312, 25390, 33007, 40624, 50780, 66014, 81248, 101560, 132028, 165035, 203120, 264056, 330070, 406240, 528112, 660140, 1056224, 1320280, 2640560, 5281120]

約数ペア:

[(1, 5281120), (2, 2640560), (4, 1320280), (5, 1056224), (8, 660140), (10, 528112), (13, 406240), (16, 330070), (20, 264056), (26, 203120), (32, 165035), (40, 132028), (52, 101560), (65, 81248), (80, 66014), (104, 50780), (130, 40624), (160, 33007), (208, 25390), (260, 20312), (416, 12695), (520, 10156), (1040, 5078), (2080, 2539)]