51506260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 126669312

約数和(自身を除く): 75163052

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 43, 52, 65, 68, 85, 86, 130, 170, 172, 215, 221, 260, 271, 340, 430, 442, 542, 559, 731, 860, 884, 1084, 1105, 1118, 1355, 1462, 2210, 2236, 2710, 2795, 2924, 3523, 3655, 4420, 4607, 5420, 5590, 7046, 7310, 9214, 9503, 11180, 11653, 14092, 14620, 17615, 18428, 19006, 23035, 23306, 35230, 38012, 46070, 46612, 47515, 58265, 59891, 70460, 92140, 95030, 116530, 119782, 151489, 190060, 198101, 233060, 239564, 299455, 302978, 396202, 598910, 605956, 757445, 792404, 990505, 1197820, 1514890, 1981010, 2575313, 3029780, 3962020, 5150626, 10301252, 12876565, 25753130, 51506260]

約数ペア:

[(1, 51506260), (2, 25753130), (4, 12876565), (5, 10301252), (10, 5150626), (13, 3962020), (17, 3029780), (20, 2575313), (26, 1981010), (34, 1514890), (43, 1197820), (52, 990505), (65, 792404), (68, 757445), (85, 605956), (86, 598910), (130, 396202), (170, 302978), (172, 299455), (215, 239564), (221, 233060), (260, 198101), (271, 190060), (340, 151489), (430, 119782), (442, 116530), (542, 95030), (559, 92140), (731, 70460), (860, 59891), (884, 58265), (1084, 47515), (1105, 46612), (1118, 46070), (1355, 38012), (1462, 35230), (2210, 23306), (2236, 23035), (2710, 19006), (2795, 18428), (2924, 17615), (3523, 14620), (3655, 14092), (4420, 11653), (4607, 11180), (5420, 9503), (5590, 9214), (7046, 7310)]