53325740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{647}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 121165632

約数和(自身を除く): 67839892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 317, 634, 647, 1268, 1294, 1585, 2588, 3170, 3235, 4121, 6340, 6470, 8242, 8411, 12940, 16484, 16822, 20605, 33644, 41210, 42055, 82420, 84110, 168220, 205099, 410198, 820396, 1025495, 2050990, 2666287, 4101980, 5332574, 10665148, 13331435, 26662870, 53325740]

約数ペア:

[(1, 53325740), (2, 26662870), (4, 13331435), (5, 10665148), (10, 5332574), (13, 4101980), (20, 2666287), (26, 2050990), (52, 1025495), (65, 820396), (130, 410198), (260, 205099), (317, 168220), (634, 84110), (647, 82420), (1268, 42055), (1294, 41210), (1585, 33644), (2588, 20605), (3170, 16822), (3235, 16484), (4121, 12940), (6340, 8411), (6470, 8242)]