86845980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111341}}^1$

素因数の和:111366

約数の個数: 48

約数和(自身を含む): 261876384

約数和(自身を除く): 175030404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 111341, 222682, 334023, 445364, 556705, 668046, 1113410, 1336092, 1447433, 1670115, 2226820, 2894866, 3340230, 4342299, 5789732, 6680460, 7237165, 8684598, 14474330, 17369196, 21711495, 28948660, 43422990, 86845980]

約数ペア:

[(1, 86845980), (2, 43422990), (3, 28948660), (4, 21711495), (5, 17369196), (6, 14474330), (10, 8684598), (12, 7237165), (13, 6680460), (15, 5789732), (20, 4342299), (26, 3340230), (30, 2894866), (39, 2226820), (52, 1670115), (60, 1447433), (65, 1336092), (78, 1113410), (130, 668046), (156, 556705), (195, 445364), (260, 334023), (390, 222682), (780, 111341)]