81265176

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{18503}}^1$

素因数の和:18576

約数の個数: 48

約数和(自身を含む): 223713360

約数和(自身を除く): 142448184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 18503, 37006, 55509, 74012, 111018, 148024, 166527, 222036, 333054, 444072, 666108, 1128683, 1332216, 2257366, 3386049, 4514732, 6772098, 9029464, 10158147, 13544196, 20316294, 27088392, 40632588, 81265176]

約数ペア:

[(1, 81265176), (2, 40632588), (3, 27088392), (4, 20316294), (6, 13544196), (8, 10158147), (9, 9029464), (12, 6772098), (18, 4514732), (24, 3386049), (36, 2257366), (61, 1332216), (72, 1128683), (122, 666108), (183, 444072), (244, 333054), (366, 222036), (488, 166527), (549, 148024), (732, 111018), (1098, 74012), (1464, 55509), (2196, 37006), (4392, 18503)]