8181290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 16443648

約数和(自身を除く): 8262358

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 103, 130, 169, 206, 235, 338, 470, 515, 611, 845, 1030, 1222, 1339, 1690, 2678, 3055, 4841, 6110, 6695, 7943, 9682, 13390, 15886, 17407, 24205, 34814, 39715, 48410, 62933, 79430, 87035, 125866, 174070, 314665, 629330, 818129, 1636258, 4090645, 8181290]

約数ペア:

[(1, 8181290), (2, 4090645), (5, 1636258), (10, 818129), (13, 629330), (26, 314665), (47, 174070), (65, 125866), (94, 87035), (103, 79430), (130, 62933), (169, 48410), (206, 39715), (235, 34814), (338, 24205), (470, 17407), (515, 15886), (611, 13390), (845, 9682), (1030, 7943), (1222, 6695), (1339, 6110), (1690, 4841), (2678, 3055)]