30986750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 64291968

約数和(自身を除く): 33305218

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 125, 170, 230, 250, 317, 391, 425, 575, 634, 782, 850, 1150, 1585, 1955, 2125, 2875, 3170, 3910, 4250, 5389, 5750, 7291, 7925, 9775, 10778, 14582, 15850, 19550, 26945, 36455, 39625, 48875, 53890, 72910, 79250, 97750, 123947, 134725, 182275, 247894, 269450, 364550, 619735, 673625, 911375, 1239470, 1347250, 1822750, 3098675, 6197350, 15493375, 30986750]

約数ペア:

[(1, 30986750), (2, 15493375), (5, 6197350), (10, 3098675), (17, 1822750), (23, 1347250), (25, 1239470), (34, 911375), (46, 673625), (50, 619735), (85, 364550), (115, 269450), (125, 247894), (170, 182275), (230, 134725), (250, 123947), (317, 97750), (391, 79250), (425, 72910), (575, 53890), (634, 48875), (782, 39625), (850, 36455), (1150, 26945), (1585, 19550), (1955, 15850), (2125, 14582), (2875, 10778), (3170, 9775), (3910, 7925), (4250, 7291), (5389, 5750)]