12280125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 24111360

約数和(自身を除く): 11831235

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 125, 143, 165, 195, 229, 275, 325, 375, 429, 687, 715, 825, 975, 1145, 1375, 1625, 2145, 2519, 2977, 3435, 3575, 4125, 4875, 5725, 7557, 8931, 10725, 12595, 14885, 17175, 17875, 28625, 32747, 37785, 44655, 53625, 62975, 74425, 85875, 98241, 163735, 188925, 223275, 314875, 372125, 491205, 818675, 944625, 1116375, 2456025, 4093375, 12280125]

約数ペア:

[(1, 12280125), (3, 4093375), (5, 2456025), (11, 1116375), (13, 944625), (15, 818675), (25, 491205), (33, 372125), (39, 314875), (55, 223275), (65, 188925), (75, 163735), (125, 98241), (143, 85875), (165, 74425), (195, 62975), (229, 53625), (275, 44655), (325, 37785), (375, 32747), (429, 28625), (687, 17875), (715, 17175), (825, 14885), (975, 12595), (1145, 10725), (1375, 8931), (1625, 7557), (2145, 5725), (2519, 4875), (2977, 4125), (3435, 3575)]