49516220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 115760736

約数和(自身を除く): 66244516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 103, 130, 172, 206, 215, 260, 412, 430, 515, 559, 860, 1030, 1118, 1339, 1849, 2060, 2236, 2678, 2795, 3698, 4429, 5356, 5590, 6695, 7396, 8858, 9245, 11180, 13390, 17716, 18490, 22145, 24037, 26780, 36980, 44290, 48074, 57577, 88580, 96148, 115154, 120185, 190447, 230308, 240370, 287885, 380894, 480740, 575770, 761788, 952235, 1151540, 1904470, 2475811, 3808940, 4951622, 9903244, 12379055, 24758110, 49516220]

約数ペア:

[(1, 49516220), (2, 24758110), (4, 12379055), (5, 9903244), (10, 4951622), (13, 3808940), (20, 2475811), (26, 1904470), (43, 1151540), (52, 952235), (65, 761788), (86, 575770), (103, 480740), (130, 380894), (172, 287885), (206, 240370), (215, 230308), (260, 190447), (412, 120185), (430, 115154), (515, 96148), (559, 88580), (860, 57577), (1030, 48074), (1118, 44290), (1339, 36980), (1849, 26780), (2060, 24037), (2236, 22145), (2678, 18490), (2795, 17716), (3698, 13390), (4429, 11180), (5356, 9245), (5590, 8858), (6695, 7396)]