1691712500

素因数分解:

$2^2\times 5^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 4134110400

約数和(自身を除く): 2442397900

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 125, 170, 190, 250, 323, 340, 380, 419, 425, 475, 500, 625, 646, 838, 850, 950, 1250, 1292, 1615, 1676, 1700, 1900, 2095, 2125, 2375, 2500, 3125, 3230, 4190, 4250, 4750, 6250, 6460, 7123, 7961, 8075, 8380, 8500, 9500, 10475, 10625, 11875, 12500, 14246, 15922, 16150, 20950, 21250, 23750, 28492, 31844, 32300, 35615, 39805, 40375, 41900, 42500, 47500, 52375, 53125, 59375, 71230, 79610, 80750, 104750, 106250, 118750, 135337, 142460, 159220, 161500, 178075, 199025, 201875, 209500, 212500, 237500, 261875, 270674, 356150, 398050, 403750, 523750, 541348, 676685, 712300, 796100, 807500, 890375, 995125, 1009375, 1047500, 1309375, 1353370, 1780750, 1990250, 2018750, 2618750, 2706740, 3383425, 3561500, 3980500, 4037500, 4451875, 4975625, 5237500, 6766850, 8903750, 9951250, 13533700, 16917125, 17807500, 19902500, 22259375, 24878125, 33834250, 44518750, 49756250, 67668500, 84585625, 89037500, 99512500, 169171250, 338342500, 422928125, 845856250, 1691712500]

約数ペア:

[(1, 1691712500), (2, 845856250), (4, 422928125), (5, 338342500), (10, 169171250), (17, 99512500), (19, 89037500), (20, 84585625), (25, 67668500), (34, 49756250), (38, 44518750), (50, 33834250), (68, 24878125), (76, 22259375), (85, 19902500), (95, 17807500), (100, 16917125), (125, 13533700), (170, 9951250), (190, 8903750), (250, 6766850), (323, 5237500), (340, 4975625), (380, 4451875), (419, 4037500), (425, 3980500), (475, 3561500), (500, 3383425), (625, 2706740), (646, 2618750), (838, 2018750), (850, 1990250), (950, 1780750), (1250, 1353370), (1292, 1309375), (1615, 1047500), (1676, 1009375), (1700, 995125), (1900, 890375), (2095, 807500), (2125, 796100), (2375, 712300), (2500, 676685), (3125, 541348), (3230, 523750), (4190, 403750), (4250, 398050), (4750, 356150), (6250, 270674), (6460, 261875), (7123, 237500), (7961, 212500), (8075, 209500), (8380, 201875), (8500, 199025), (9500, 178075), (10475, 161500), (10625, 159220), (11875, 142460), (12500, 135337), (14246, 118750), (15922, 106250), (16150, 104750), (20950, 80750), (21250, 79610), (23750, 71230), (28492, 59375), (31844, 53125), (32300, 52375), (35615, 47500), (39805, 42500), (40375, 41900)]