69725480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1481}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 172860480

約数和(自身を除く): 103135000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1177, 1481, 2140, 2354, 2962, 4280, 4708, 5885, 5924, 7405, 9416, 11770, 11848, 14810, 16291, 23540, 29620, 32582, 47080, 59240, 65164, 81455, 130328, 158467, 162910, 316934, 325820, 633868, 651640, 792335, 1267736, 1584670, 1743137, 3169340, 3486274, 6338680, 6972548, 8715685, 13945096, 17431370, 34862740, 69725480]

約数ペア:

[(1, 69725480), (2, 34862740), (4, 17431370), (5, 13945096), (8, 8715685), (10, 6972548), (11, 6338680), (20, 3486274), (22, 3169340), (40, 1743137), (44, 1584670), (55, 1267736), (88, 792335), (107, 651640), (110, 633868), (214, 325820), (220, 316934), (428, 162910), (440, 158467), (535, 130328), (856, 81455), (1070, 65164), (1177, 59240), (1481, 47080), (2140, 32582), (2354, 29620), (2962, 23540), (4280, 16291), (4708, 14810), (5885, 11848), (5924, 11770), (7405, 9416)]