25009740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:908

約数の個数: 144

約数和(自身を含む): 90574848

約数和(自身を除く): 65565108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 863, 966, 1035, 1260, 1380, 1449, 1610, 1726, 1932, 2070, 2415, 2589, 2898, 3220, 3452, 4140, 4315, 4830, 5178, 5796, 6041, 7245, 7767, 8630, 9660, 10356, 12082, 12945, 14490, 15534, 17260, 18123, 19849, 24164, 25890, 28980, 30205, 31068, 36246, 38835, 39698, 51780, 54369, 59547, 60410, 72492, 77670, 79396, 90615, 99245, 108738, 119094, 120820, 138943, 155340, 178641, 181230, 198490, 217476, 238188, 271845, 277886, 297735, 357282, 362460, 396980, 416829, 543690, 555772, 595470, 694715, 714564, 833658, 893205, 1087380, 1190940, 1250487, 1389430, 1667316, 1786410, 2084145, 2500974, 2778860, 3572820, 4168290, 5001948, 6252435, 8336580, 12504870, 25009740]

約数ペア:

[(1, 25009740), (2, 12504870), (3, 8336580), (4, 6252435), (5, 5001948), (6, 4168290), (7, 3572820), (9, 2778860), (10, 2500974), (12, 2084145), (14, 1786410), (15, 1667316), (18, 1389430), (20, 1250487), (21, 1190940), (23, 1087380), (28, 893205), (30, 833658), (35, 714564), (36, 694715), (42, 595470), (45, 555772), (46, 543690), (60, 416829), (63, 396980), (69, 362460), (70, 357282), (84, 297735), (90, 277886), (92, 271845), (105, 238188), (115, 217476), (126, 198490), (138, 181230), (140, 178641), (161, 155340), (180, 138943), (207, 120820), (210, 119094), (230, 108738), (252, 99245), (276, 90615), (315, 79396), (322, 77670), (345, 72492), (414, 60410), (420, 59547), (460, 54369), (483, 51780), (630, 39698), (644, 38835), (690, 36246), (805, 31068), (828, 30205), (863, 28980), (966, 25890), (1035, 24164), (1260, 19849), (1380, 18123), (1449, 17260), (1610, 15534), (1726, 14490), (1932, 12945), (2070, 12082), (2415, 10356), (2589, 9660), (2898, 8630), (3220, 7767), (3452, 7245), (4140, 6041), (4315, 5796), (4830, 5178)]