86587900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:500

約数の個数: 108

約数和(自身を含む): 224423136

約数和(自身を除く): 137835236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 49, 50, 70, 82, 98, 100, 140, 164, 175, 196, 205, 245, 287, 350, 410, 431, 490, 574, 700, 820, 862, 980, 1025, 1148, 1225, 1435, 1724, 2009, 2050, 2155, 2450, 2870, 3017, 4018, 4100, 4310, 4900, 5740, 6034, 7175, 8036, 8620, 10045, 10775, 12068, 14350, 15085, 17671, 20090, 21119, 21550, 28700, 30170, 35342, 40180, 42238, 43100, 50225, 60340, 70684, 75425, 84476, 88355, 100450, 105595, 123697, 150850, 176710, 200900, 211190, 247394, 301700, 353420, 422380, 441775, 494788, 527975, 618485, 865879, 883550, 1055950, 1236970, 1731758, 1767100, 2111900, 2473940, 3092425, 3463516, 4329395, 6184850, 8658790, 12369700, 17317580, 21646975, 43293950, 86587900]

約数ペア:

[(1, 86587900), (2, 43293950), (4, 21646975), (5, 17317580), (7, 12369700), (10, 8658790), (14, 6184850), (20, 4329395), (25, 3463516), (28, 3092425), (35, 2473940), (41, 2111900), (49, 1767100), (50, 1731758), (70, 1236970), (82, 1055950), (98, 883550), (100, 865879), (140, 618485), (164, 527975), (175, 494788), (196, 441775), (205, 422380), (245, 353420), (287, 301700), (350, 247394), (410, 211190), (431, 200900), (490, 176710), (574, 150850), (700, 123697), (820, 105595), (862, 100450), (980, 88355), (1025, 84476), (1148, 75425), (1225, 70684), (1435, 60340), (1724, 50225), (2009, 43100), (2050, 42238), (2155, 40180), (2450, 35342), (2870, 30170), (3017, 28700), (4018, 21550), (4100, 21119), (4310, 20090), (4900, 17671), (5740, 15085), (6034, 14350), (7175, 12068), (8036, 10775), (8620, 10045)]