80341580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{33199}}^1$

素因数の和:33230

約数の個数: 36

約数和(自身を含む): 185455200

約数和(自身を除く): 105113620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 33199, 66398, 132796, 165995, 331990, 365189, 663980, 730378, 1460756, 1825945, 3651890, 4017079, 7303780, 8034158, 16068316, 20085395, 40170790, 80341580]

約数ペア:

[(1, 80341580), (2, 40170790), (4, 20085395), (5, 16068316), (10, 8034158), (11, 7303780), (20, 4017079), (22, 3651890), (44, 1825945), (55, 1460756), (110, 730378), (121, 663980), (220, 365189), (242, 331990), (484, 165995), (605, 132796), (1210, 66398), (2420, 33199)]