205775250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 546324480

約数和(自身を除く): 340549230

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 79, 115, 125, 138, 150, 151, 158, 230, 237, 250, 302, 345, 375, 395, 453, 474, 575, 690, 750, 755, 790, 906, 1150, 1185, 1510, 1725, 1817, 1975, 2265, 2370, 2875, 3450, 3473, 3634, 3775, 3950, 4530, 5451, 5750, 5925, 6946, 7550, 8625, 9085, 9875, 10419, 10902, 11325, 11850, 11929, 17250, 17365, 18170, 18875, 19750, 20838, 22650, 23858, 27255, 29625, 34730, 35787, 37750, 45425, 52095, 54510, 56625, 59250, 59645, 71574, 86825, 90850, 104190, 113250, 119290, 136275, 173650, 178935, 227125, 260475, 272550, 274367, 298225, 357870, 434125, 454250, 520950, 548734, 596450, 681375, 823101, 868250, 894675, 1302375, 1362750, 1371835, 1491125, 1646202, 1789350, 2604750, 2743670, 2982250, 4115505, 4473375, 6859175, 8231010, 8946750, 13718350, 20577525, 34295875, 41155050, 68591750, 102887625, 205775250]

約数ペア:

[(1, 205775250), (2, 102887625), (3, 68591750), (5, 41155050), (6, 34295875), (10, 20577525), (15, 13718350), (23, 8946750), (25, 8231010), (30, 6859175), (46, 4473375), (50, 4115505), (69, 2982250), (75, 2743670), (79, 2604750), (115, 1789350), (125, 1646202), (138, 1491125), (150, 1371835), (151, 1362750), (158, 1302375), (230, 894675), (237, 868250), (250, 823101), (302, 681375), (345, 596450), (375, 548734), (395, 520950), (453, 454250), (474, 434125), (575, 357870), (690, 298225), (750, 274367), (755, 272550), (790, 260475), (906, 227125), (1150, 178935), (1185, 173650), (1510, 136275), (1725, 119290), (1817, 113250), (1975, 104190), (2265, 90850), (2370, 86825), (2875, 71574), (3450, 59645), (3473, 59250), (3634, 56625), (3775, 54510), (3950, 52095), (4530, 45425), (5451, 37750), (5750, 35787), (5925, 34730), (6946, 29625), (7550, 27255), (8625, 23858), (9085, 22650), (9875, 20838), (10419, 19750), (10902, 18875), (11325, 18170), (11850, 17365), (11929, 17250)]