4138793575

素因数分解:

$5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:753

約数の個数: 72

約数和(自身を含む): 6141159024

約数和(自身を除く): 2002365449

約数列:

[1, 5, 7, 25, 35, 49, 61, 97, 175, 245, 305, 427, 485, 571, 679, 1225, 1525, 2135, 2425, 2855, 2989, 3395, 3997, 4753, 5917, 10675, 14275, 14945, 16975, 19985, 23765, 27979, 29585, 34831, 41419, 55387, 74725, 99925, 118825, 139895, 147925, 174155, 207095, 243817, 276935, 289933, 387709, 699475, 870775, 1035475, 1219085, 1384675, 1449665, 1706719, 1938545, 2713963, 3378607, 6095425, 7248325, 8533595, 9692725, 13569815, 16893035, 23650249, 42667975, 67849075, 84465175, 118251245, 165551743, 591256225, 827758715, 4138793575]

約数ペア:

[(1, 4138793575), (5, 827758715), (7, 591256225), (25, 165551743), (35, 118251245), (49, 84465175), (61, 67849075), (97, 42667975), (175, 23650249), (245, 16893035), (305, 13569815), (427, 9692725), (485, 8533595), (571, 7248325), (679, 6095425), (1225, 3378607), (1525, 2713963), (2135, 1938545), (2425, 1706719), (2855, 1449665), (2989, 1384675), (3395, 1219085), (3997, 1035475), (4753, 870775), (5917, 699475), (10675, 387709), (14275, 289933), (14945, 276935), (16975, 243817), (19985, 207095), (23765, 174155), (27979, 147925), (29585, 139895), (34831, 118825), (41419, 99925), (55387, 74725)]