2087759975

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 3117609984

約数和(自身を除く): 1029850009

約数列:

[1, 5, 7, 25, 35, 41, 47, 151, 175, 205, 235, 287, 329, 755, 1025, 1057, 1175, 1435, 1645, 1681, 1927, 3775, 5285, 6191, 7097, 7175, 8225, 8405, 9635, 11767, 13489, 26425, 30955, 35485, 42025, 43337, 48175, 49679, 58835, 67445, 79007, 154775, 177425, 216685, 248395, 253831, 290977, 294175, 337225, 395035, 553049, 1083425, 1241975, 1269155, 1454885, 1776817, 1975175, 2036839, 2765245, 6345775, 7274425, 8884085, 10184195, 11930057, 13826225, 44420425, 50920975, 59650285, 83510399, 298251425, 417551995, 2087759975]

約数ペア:

[(1, 2087759975), (5, 417551995), (7, 298251425), (25, 83510399), (35, 59650285), (41, 50920975), (47, 44420425), (151, 13826225), (175, 11930057), (205, 10184195), (235, 8884085), (287, 7274425), (329, 6345775), (755, 2765245), (1025, 2036839), (1057, 1975175), (1175, 1776817), (1435, 1454885), (1645, 1269155), (1681, 1241975), (1927, 1083425), (3775, 553049), (5285, 395035), (6191, 337225), (7097, 294175), (7175, 290977), (8225, 253831), (8405, 248395), (9635, 216685), (11767, 177425), (13489, 154775), (26425, 79007), (30955, 67445), (35485, 58835), (42025, 49679), (43337, 48175)]