80931628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 154677600

約数和(自身を除く): 73745972

約数列:

[1, 2, 4, 17, 34, 61, 68, 109, 122, 179, 218, 244, 358, 436, 716, 1037, 1853, 2074, 3043, 3706, 4148, 6086, 6649, 7412, 10919, 12172, 13298, 19511, 21838, 26596, 39022, 43676, 78044, 113033, 185623, 226066, 331687, 371246, 452132, 663374, 742492, 1190171, 1326748, 2380342, 4760684, 20232907, 40465814, 80931628]

約数ペア:

[(1, 80931628), (2, 40465814), (4, 20232907), (17, 4760684), (34, 2380342), (61, 1326748), (68, 1190171), (109, 742492), (122, 663374), (179, 452132), (218, 371246), (244, 331687), (358, 226066), (436, 185623), (716, 113033), (1037, 78044), (1853, 43676), (2074, 39022), (3043, 26596), (3706, 21838), (4148, 19511), (6086, 13298), (6649, 12172), (7412, 10919)]