69216940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5023}}^1$

素因数の和:5098

約数の個数: 48

約数和(自身を含む): 159522048

約数和(自身を除く): 90305108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 5023, 6890, 10046, 13780, 20092, 25115, 50230, 65299, 100460, 130598, 261196, 266219, 326495, 532438, 652990, 1064876, 1305980, 1331095, 2662190, 3460847, 5324380, 6921694, 13843388, 17304235, 34608470, 69216940]

約数ペア:

[(1, 69216940), (2, 34608470), (4, 17304235), (5, 13843388), (10, 6921694), (13, 5324380), (20, 3460847), (26, 2662190), (52, 1331095), (53, 1305980), (65, 1064876), (106, 652990), (130, 532438), (212, 326495), (260, 266219), (265, 261196), (530, 130598), (689, 100460), (1060, 65299), (1378, 50230), (2756, 25115), (3445, 20092), (5023, 13780), (6890, 10046)]