68448620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{977}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 149845248

約数和(自身を除く): 81396628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 226, 310, 452, 565, 620, 977, 1130, 1954, 2260, 3503, 3908, 4885, 7006, 9770, 14012, 17515, 19540, 30287, 35030, 60574, 70060, 110401, 121148, 151435, 220802, 302870, 441604, 552005, 605740, 1104010, 2208020, 3422431, 6844862, 13689724, 17112155, 34224310, 68448620]

約数ペア:

[(1, 68448620), (2, 34224310), (4, 17112155), (5, 13689724), (10, 6844862), (20, 3422431), (31, 2208020), (62, 1104010), (113, 605740), (124, 552005), (155, 441604), (226, 302870), (310, 220802), (452, 151435), (565, 121148), (620, 110401), (977, 70060), (1130, 60574), (1954, 35030), (2260, 30287), (3503, 19540), (3908, 17515), (4885, 14012), (7006, 9770)]