86678060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{367}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 213200064

約数和(自身を除く): 126522004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 241, 245, 367, 482, 490, 734, 964, 980, 1205, 1468, 1687, 1835, 2410, 2569, 3374, 3670, 4820, 5138, 6748, 7340, 8435, 10276, 11809, 12845, 16870, 17983, 23618, 25690, 33740, 35966, 47236, 51380, 59045, 71932, 88447, 89915, 118090, 176894, 179830, 236180, 353788, 359660, 442235, 619129, 884470, 1238258, 1768940, 2476516, 3095645, 4333903, 6191290, 8667806, 12382580, 17335612, 21669515, 43339030, 86678060]

約数ペア:

[(1, 86678060), (2, 43339030), (4, 21669515), (5, 17335612), (7, 12382580), (10, 8667806), (14, 6191290), (20, 4333903), (28, 3095645), (35, 2476516), (49, 1768940), (70, 1238258), (98, 884470), (140, 619129), (196, 442235), (241, 359660), (245, 353788), (367, 236180), (482, 179830), (490, 176894), (734, 118090), (964, 89915), (980, 88447), (1205, 71932), (1468, 59045), (1687, 51380), (1835, 47236), (2410, 35966), (2569, 33740), (3374, 25690), (3670, 23618), (4820, 17983), (5138, 16870), (6748, 12845), (7340, 11809), (8435, 10276)]