1668049125

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 3056901120

約数和(自身を除く): 1388851995

約数列:

[1, 3, 5, 15, 23, 25, 41, 53, 69, 75, 89, 115, 123, 125, 159, 205, 265, 267, 345, 375, 445, 575, 615, 795, 943, 1025, 1219, 1325, 1335, 1725, 2047, 2173, 2225, 2829, 2875, 3075, 3649, 3657, 3975, 4715, 4717, 5125, 6095, 6141, 6519, 6625, 6675, 8625, 10235, 10865, 10947, 11125, 14145, 14151, 15375, 18245, 18285, 19875, 23575, 23585, 30475, 30705, 32595, 33375, 49979, 51175, 54325, 54735, 70725, 70755, 83927, 91225, 91425, 108491, 117875, 117925, 149937, 152375, 153525, 162975, 193397, 249895, 251781, 255875, 271625, 273675, 325473, 353625, 353775, 419635, 456125, 457125, 542455, 580191, 589625, 749685, 767625, 814875, 966985, 1249475, 1258905, 1368375, 1627365, 1768875, 2098175, 2712275, 2900955, 3748425, 4448131, 4834925, 6247375, 6294525, 8136825, 10490875, 13344393, 13561375, 14504775, 18742125, 22240655, 24174625, 31472625, 40684125, 66721965, 72523875, 111203275, 333609825, 556016375, 1668049125]

約数ペア:

[(1, 1668049125), (3, 556016375), (5, 333609825), (15, 111203275), (23, 72523875), (25, 66721965), (41, 40684125), (53, 31472625), (69, 24174625), (75, 22240655), (89, 18742125), (115, 14504775), (123, 13561375), (125, 13344393), (159, 10490875), (205, 8136825), (265, 6294525), (267, 6247375), (345, 4834925), (375, 4448131), (445, 3748425), (575, 2900955), (615, 2712275), (795, 2098175), (943, 1768875), (1025, 1627365), (1219, 1368375), (1325, 1258905), (1335, 1249475), (1725, 966985), (2047, 814875), (2173, 767625), (2225, 749685), (2829, 589625), (2875, 580191), (3075, 542455), (3649, 457125), (3657, 456125), (3975, 419635), (4715, 353775), (4717, 353625), (5125, 325473), (6095, 273675), (6141, 271625), (6519, 255875), (6625, 251781), (6675, 249895), (8625, 193397), (10235, 162975), (10865, 153525), (10947, 152375), (11125, 149937), (14145, 117925), (14151, 117875), (15375, 108491), (18245, 91425), (18285, 91225), (19875, 83927), (23575, 70755), (23585, 70725), (30475, 54735), (30705, 54325), (32595, 51175), (33375, 49979)]