51202580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17903}}^1$

素因数の和:17936

約数の個数: 48

約数和(自身を含む): 126330624

約数和(自身を除く): 75128044

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 17903, 35806, 71612, 89515, 179030, 196933, 232739, 358060, 393866, 465478, 787732, 930956, 984665, 1163695, 1969330, 2327390, 2560129, 3938660, 4654780, 5120258, 10240516, 12800645, 25601290, 51202580]

約数ペア:

[(1, 51202580), (2, 25601290), (4, 12800645), (5, 10240516), (10, 5120258), (11, 4654780), (13, 3938660), (20, 2560129), (22, 2327390), (26, 1969330), (44, 1163695), (52, 984665), (55, 930956), (65, 787732), (110, 465478), (130, 393866), (143, 358060), (220, 232739), (260, 196933), (286, 179030), (572, 89515), (715, 71612), (1430, 35806), (2860, 17903)]