7138217875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 9384875136

約数和(自身を除く): 2246657261

約数列:

[1, 5, 25, 41, 83, 97, 125, 173, 205, 415, 485, 865, 1025, 2075, 2425, 3403, 3977, 4325, 5125, 7093, 8051, 10375, 12125, 14359, 16781, 17015, 19885, 21625, 35465, 40255, 71795, 83905, 85075, 99425, 177325, 201275, 330091, 358975, 419525, 425375, 497125, 588719, 688021, 886625, 1006375, 1392823, 1650455, 1794875, 2097625, 2943595, 3440105, 6964115, 8252275, 14717975, 17200525, 34820575, 41261375, 57105743, 73589875, 86002625, 174102875, 285528715, 1427643575, 7138217875]

約数ペア:

[(1, 7138217875), (5, 1427643575), (25, 285528715), (41, 174102875), (83, 86002625), (97, 73589875), (125, 57105743), (173, 41261375), (205, 34820575), (415, 17200525), (485, 14717975), (865, 8252275), (1025, 6964115), (2075, 3440105), (2425, 2943595), (3403, 2097625), (3977, 1794875), (4325, 1650455), (5125, 1392823), (7093, 1006375), (8051, 886625), (10375, 688021), (12125, 588719), (14359, 497125), (16781, 425375), (17015, 419525), (19885, 358975), (21625, 330091), (35465, 201275), (40255, 177325), (71795, 99425), (83905, 85075)]