18009133025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{48311}}^1$

素因数の和:48402

約数の個数: 48

約数和(自身を含む): 25496368128

約数和(自身を除く): 7487235103

約数列:

[1, 5, 13, 25, 31, 37, 65, 155, 185, 325, 403, 481, 775, 925, 1147, 2015, 2405, 5735, 10075, 12025, 14911, 28675, 48311, 74555, 241555, 372775, 628043, 1207775, 1497641, 1787507, 3140215, 7488205, 8937535, 15701075, 19469333, 23237591, 37441025, 44687675, 55412717, 97346665, 116187955, 277063585, 486733325, 580939775, 720365321, 1385317925, 3601826605, 18009133025]

約数ペア:

[(1, 18009133025), (5, 3601826605), (13, 1385317925), (25, 720365321), (31, 580939775), (37, 486733325), (65, 277063585), (155, 116187955), (185, 97346665), (325, 55412717), (403, 44687675), (481, 37441025), (775, 23237591), (925, 19469333), (1147, 15701075), (2015, 8937535), (2405, 7488205), (5735, 3140215), (10075, 1787507), (12025, 1497641), (14911, 1207775), (28675, 628043), (48311, 372775), (74555, 241555)]