69783725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 106868160

約数和(自身を除く): 37084435

約数列:

[1, 5, 11, 17, 23, 25, 55, 59, 85, 115, 121, 187, 253, 275, 295, 391, 425, 575, 605, 649, 935, 1003, 1265, 1357, 1475, 1955, 2057, 2783, 3025, 3245, 4301, 4675, 5015, 6325, 6785, 7139, 9775, 10285, 11033, 13915, 14927, 16225, 21505, 23069, 25075, 33925, 35695, 47311, 51425, 55165, 69575, 74635, 107525, 115345, 121363, 164197, 178475, 236555, 253759, 275825, 373175, 576725, 606815, 820985, 1182775, 1268795, 2791349, 3034075, 4104925, 6343975, 13956745, 69783725]

約数ペア:

[(1, 69783725), (5, 13956745), (11, 6343975), (17, 4104925), (23, 3034075), (25, 2791349), (55, 1268795), (59, 1182775), (85, 820985), (115, 606815), (121, 576725), (187, 373175), (253, 275825), (275, 253759), (295, 236555), (391, 178475), (425, 164197), (575, 121363), (605, 115345), (649, 107525), (935, 74635), (1003, 69575), (1265, 55165), (1357, 51425), (1475, 47311), (1955, 35695), (2057, 33925), (2783, 25075), (3025, 23069), (3245, 21505), (4301, 16225), (4675, 14927), (5015, 13915), (6325, 11033), (6785, 10285), (7139, 9775)]