68827750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 135862272

約数和(自身を除く): 67034522

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 83, 107, 125, 155, 166, 214, 250, 310, 415, 535, 775, 830, 1070, 1550, 2075, 2573, 2675, 3317, 3875, 4150, 5146, 5350, 6634, 7750, 8881, 10375, 12865, 13375, 16585, 17762, 20750, 25730, 26750, 33170, 44405, 64325, 82925, 88810, 128650, 165850, 222025, 275311, 321625, 414625, 444050, 550622, 643250, 829250, 1110125, 1376555, 2220250, 2753110, 6882775, 13765550, 34413875, 68827750]

約数ペア:

[(1, 68827750), (2, 34413875), (5, 13765550), (10, 6882775), (25, 2753110), (31, 2220250), (50, 1376555), (62, 1110125), (83, 829250), (107, 643250), (125, 550622), (155, 444050), (166, 414625), (214, 321625), (250, 275311), (310, 222025), (415, 165850), (535, 128650), (775, 88810), (830, 82925), (1070, 64325), (1550, 44405), (2075, 33170), (2573, 26750), (2675, 25730), (3317, 20750), (3875, 17762), (4150, 16585), (5146, 13375), (5350, 12865), (6634, 10375), (7750, 8881)]