161191290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2309}}^1$

素因数の和:2511

約数の個数: 64

約数和(自身を含む): 419126400

約数和(自身を除く): 257935110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 179, 195, 358, 390, 537, 895, 1074, 1790, 2309, 2327, 2685, 4618, 4654, 5370, 6927, 6981, 11545, 11635, 13854, 13962, 23090, 23270, 30017, 34635, 34905, 60034, 69270, 69810, 90051, 150085, 180102, 300170, 413311, 450255, 826622, 900510, 1239933, 2066555, 2479866, 4133110, 5373043, 6199665, 10746086, 12399330, 16119129, 26865215, 32238258, 53730430, 80595645, 161191290]

約数ペア:

[(1, 161191290), (2, 80595645), (3, 53730430), (5, 32238258), (6, 26865215), (10, 16119129), (13, 12399330), (15, 10746086), (26, 6199665), (30, 5373043), (39, 4133110), (65, 2479866), (78, 2066555), (130, 1239933), (179, 900510), (195, 826622), (358, 450255), (390, 413311), (537, 300170), (895, 180102), (1074, 150085), (1790, 90051), (2309, 69810), (2327, 69270), (2685, 60034), (4618, 34905), (4654, 34635), (5370, 30017), (6927, 23270), (6981, 23090), (11545, 13962), (11635, 13854)]