138766750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 278598528

約数和(自身を除く): 139831778

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 103, 125, 170, 206, 250, 317, 425, 515, 634, 850, 1030, 1585, 1751, 2125, 2575, 3170, 3502, 4250, 5150, 5389, 7925, 8755, 10778, 12875, 15850, 17510, 25750, 26945, 32651, 39625, 43775, 53890, 65302, 79250, 87550, 134725, 163255, 218875, 269450, 326510, 437750, 555067, 673625, 816275, 1110134, 1347250, 1632550, 2775335, 4081375, 5550670, 8162750, 13876675, 27753350, 69383375, 138766750]

約数ペア:

[(1, 138766750), (2, 69383375), (5, 27753350), (10, 13876675), (17, 8162750), (25, 5550670), (34, 4081375), (50, 2775335), (85, 1632550), (103, 1347250), (125, 1110134), (170, 816275), (206, 673625), (250, 555067), (317, 437750), (425, 326510), (515, 269450), (634, 218875), (850, 163255), (1030, 134725), (1585, 87550), (1751, 79250), (2125, 65302), (2575, 53890), (3170, 43775), (3502, 39625), (4250, 32651), (5150, 26945), (5389, 25750), (7925, 17510), (8755, 15850), (10778, 12875)]