85865655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 147364704

約数和(自身を除く): 61499049

約数列:

[1, 3, 5, 15, 19, 57, 95, 101, 157, 285, 303, 361, 471, 505, 785, 1083, 1515, 1805, 1919, 2355, 2983, 5415, 5757, 8949, 9595, 14915, 15857, 28785, 36461, 44745, 47571, 56677, 79285, 109383, 170031, 182305, 237855, 283385, 301283, 546915, 850155, 903849, 1506415, 4519245, 5724377, 17173131, 28621885, 85865655]

約数ペア:

[(1, 85865655), (3, 28621885), (5, 17173131), (15, 5724377), (19, 4519245), (57, 1506415), (95, 903849), (101, 850155), (157, 546915), (285, 301283), (303, 283385), (361, 237855), (471, 182305), (505, 170031), (785, 109383), (1083, 79285), (1515, 56677), (1805, 47571), (1919, 44745), (2355, 36461), (2983, 28785), (5415, 15857), (5757, 14915), (8949, 9595)]