8709090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 22813056

約数和(自身を除く): 14103966

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 137, 163, 195, 274, 326, 390, 411, 489, 685, 815, 822, 978, 1370, 1630, 1781, 2055, 2119, 2445, 3562, 4110, 4238, 4890, 5343, 6357, 8905, 10595, 10686, 12714, 17810, 21190, 22331, 26715, 31785, 44662, 53430, 63570, 66993, 111655, 133986, 223310, 290303, 334965, 580606, 669930, 870909, 1451515, 1741818, 2903030, 4354545, 8709090]

約数ペア:

[(1, 8709090), (2, 4354545), (3, 2903030), (5, 1741818), (6, 1451515), (10, 870909), (13, 669930), (15, 580606), (26, 334965), (30, 290303), (39, 223310), (65, 133986), (78, 111655), (130, 66993), (137, 63570), (163, 53430), (195, 44662), (274, 31785), (326, 26715), (390, 22331), (411, 21190), (489, 17810), (685, 12714), (815, 10686), (822, 10595), (978, 8905), (1370, 6357), (1630, 5343), (1781, 4890), (2055, 4238), (2119, 4110), (2445, 3562)]