19556250

素因数分解:

$2^1\times 3^1\times 5^5\times 7^1\times {\mathrm{149}}^1$

素因数の和:186

約数の個数: 96

約数和(自身を含む): 56246400

約数和(自身を除く): 36690150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 149, 150, 175, 210, 250, 298, 350, 375, 447, 525, 625, 745, 750, 875, 894, 1043, 1050, 1250, 1490, 1750, 1875, 2086, 2235, 2625, 3125, 3129, 3725, 3750, 4375, 4470, 5215, 5250, 6250, 6258, 7450, 8750, 9375, 10430, 11175, 13125, 15645, 18625, 18750, 21875, 22350, 26075, 26250, 31290, 37250, 43750, 52150, 55875, 65625, 78225, 93125, 111750, 130375, 131250, 156450, 186250, 260750, 279375, 391125, 465625, 558750, 651875, 782250, 931250, 1303750, 1396875, 1955625, 2793750, 3259375, 3911250, 6518750, 9778125, 19556250]

約数ペア:

[(1, 19556250), (2, 9778125), (3, 6518750), (5, 3911250), (6, 3259375), (7, 2793750), (10, 1955625), (14, 1396875), (15, 1303750), (21, 931250), (25, 782250), (30, 651875), (35, 558750), (42, 465625), (50, 391125), (70, 279375), (75, 260750), (105, 186250), (125, 156450), (149, 131250), (150, 130375), (175, 111750), (210, 93125), (250, 78225), (298, 65625), (350, 55875), (375, 52150), (447, 43750), (525, 37250), (625, 31290), (745, 26250), (750, 26075), (875, 22350), (894, 21875), (1043, 18750), (1050, 18625), (1250, 15645), (1490, 13125), (1750, 11175), (1875, 10430), (2086, 9375), (2235, 8750), (2625, 7450), (3125, 6258), (3129, 6250), (3725, 5250), (3750, 5215), (4375, 4470)]