788183750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1279}}^1$

素因数の和:1347

約数の個数: 80

約数和(自身を含む): 1619481600

約数和(自身を除く): 831297850

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 125, 145, 170, 250, 290, 425, 493, 625, 725, 850, 986, 1250, 1279, 1450, 2125, 2465, 2558, 3625, 4250, 4930, 6395, 7250, 10625, 12325, 12790, 18125, 21250, 21743, 24650, 31975, 36250, 37091, 43486, 61625, 63950, 74182, 108715, 123250, 159875, 185455, 217430, 308125, 319750, 370910, 543575, 616250, 630547, 799375, 927275, 1087150, 1261094, 1598750, 1854550, 2717875, 3152735, 4636375, 5435750, 6305470, 9272750, 13589375, 15763675, 23181875, 27178750, 31527350, 46363750, 78818375, 157636750, 394091875, 788183750]

約数ペア:

[(1, 788183750), (2, 394091875), (5, 157636750), (10, 78818375), (17, 46363750), (25, 31527350), (29, 27178750), (34, 23181875), (50, 15763675), (58, 13589375), (85, 9272750), (125, 6305470), (145, 5435750), (170, 4636375), (250, 3152735), (290, 2717875), (425, 1854550), (493, 1598750), (625, 1261094), (725, 1087150), (850, 927275), (986, 799375), (1250, 630547), (1279, 616250), (1450, 543575), (2125, 370910), (2465, 319750), (2558, 308125), (3625, 217430), (4250, 185455), (4930, 159875), (6395, 123250), (7250, 108715), (10625, 74182), (12325, 63950), (12790, 61625), (18125, 43486), (21250, 37091), (21743, 36250), (24650, 31975)]