71508885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 144789120

約数和(自身を除く): 73280235

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 59, 85, 97, 105, 119, 147, 177, 245, 255, 291, 295, 357, 413, 485, 595, 679, 735, 833, 885, 1003, 1239, 1455, 1649, 1785, 2037, 2065, 2499, 2891, 3009, 3395, 4165, 4753, 4947, 5015, 5723, 6195, 7021, 8245, 8673, 10185, 11543, 12495, 14259, 14455, 15045, 17169, 21063, 23765, 24735, 28615, 34629, 35105, 40061, 43365, 49147, 57715, 71295, 80801, 85845, 97291, 105315, 120183, 147441, 173145, 200305, 242403, 245735, 280427, 291873, 404005, 486455, 600915, 681037, 737205, 841281, 1212015, 1402135, 1459365, 2043111, 3405185, 4206405, 4767259, 10215555, 14301777, 23836295, 71508885]

約数ペア:

[(1, 71508885), (3, 23836295), (5, 14301777), (7, 10215555), (15, 4767259), (17, 4206405), (21, 3405185), (35, 2043111), (49, 1459365), (51, 1402135), (59, 1212015), (85, 841281), (97, 737205), (105, 681037), (119, 600915), (147, 486455), (177, 404005), (245, 291873), (255, 280427), (291, 245735), (295, 242403), (357, 200305), (413, 173145), (485, 147441), (595, 120183), (679, 105315), (735, 97291), (833, 85845), (885, 80801), (1003, 71295), (1239, 57715), (1455, 49147), (1649, 43365), (1785, 40061), (2037, 35105), (2065, 34629), (2499, 28615), (2891, 24735), (3009, 23765), (3395, 21063), (4165, 17169), (4753, 15045), (4947, 14455), (5015, 14259), (5723, 12495), (6195, 11543), (7021, 10185), (8245, 8673)]