15697748575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1309

約数の個数: 72

約数和(自身を含む): 21940796592

約数和(自身を除く): 6243048017

約数列:

[1, 5, 17, 25, 29, 37, 85, 145, 185, 425, 493, 629, 725, 841, 925, 1073, 1187, 2465, 3145, 4205, 5365, 5935, 12325, 14297, 15725, 18241, 20179, 21025, 26825, 29675, 31117, 34423, 43919, 71485, 91205, 100895, 155585, 172115, 219595, 357425, 456025, 504475, 528989, 585191, 746623, 777925, 860575, 998267, 1097975, 1273651, 2644945, 2925955, 3733115, 4991335, 6368255, 13224725, 14629775, 16970539, 18665575, 21652067, 24956675, 31841275, 36935879, 84852695, 108260335, 184679395, 424263475, 541301675, 627909943, 923396975, 3139549715, 15697748575]

約数ペア:

[(1, 15697748575), (5, 3139549715), (17, 923396975), (25, 627909943), (29, 541301675), (37, 424263475), (85, 184679395), (145, 108260335), (185, 84852695), (425, 36935879), (493, 31841275), (629, 24956675), (725, 21652067), (841, 18665575), (925, 16970539), (1073, 14629775), (1187, 13224725), (2465, 6368255), (3145, 4991335), (4205, 3733115), (5365, 2925955), (5935, 2644945), (12325, 1273651), (14297, 1097975), (15725, 998267), (18241, 860575), (20179, 777925), (21025, 746623), (26825, 585191), (29675, 528989), (31117, 504475), (34423, 456025), (43919, 357425), (71485, 219595), (91205, 172115), (100895, 155585)]