66945025

素因数分解:

$5^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 99894400

約数和(自身を除く): 32949375

約数列:

[1, 5, 7, 25, 35, 37, 49, 175, 185, 211, 245, 259, 343, 925, 1055, 1225, 1295, 1477, 1715, 1813, 5275, 6475, 7385, 7807, 8575, 9065, 10339, 12691, 36925, 39035, 45325, 51695, 54649, 63455, 72373, 195175, 258475, 273245, 317275, 361865, 382543, 1366225, 1809325, 1912715, 2677801, 9563575, 13389005, 66945025]

約数ペア:

[(1, 66945025), (5, 13389005), (7, 9563575), (25, 2677801), (35, 1912715), (37, 1809325), (49, 1366225), (175, 382543), (185, 361865), (211, 317275), (245, 273245), (259, 258475), (343, 195175), (925, 72373), (1055, 63455), (1225, 54649), (1295, 51695), (1477, 45325), (1715, 39035), (1813, 36925), (5275, 12691), (6475, 10339), (7385, 9065), (7807, 8575)]