53763775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 78369984

約数和(自身を除く): 24606209

約数列:

[1, 5, 13, 17, 25, 37, 65, 85, 185, 221, 263, 325, 425, 481, 629, 925, 1105, 1315, 2405, 3145, 3419, 4471, 5525, 6575, 8177, 9731, 12025, 15725, 17095, 22355, 40885, 48655, 58123, 85475, 111775, 126503, 165427, 204425, 243275, 290615, 632515, 827135, 1453075, 2150551, 3162575, 4135675, 10752755, 53763775]

約数ペア:

[(1, 53763775), (5, 10752755), (13, 4135675), (17, 3162575), (25, 2150551), (37, 1453075), (65, 827135), (85, 632515), (185, 290615), (221, 243275), (263, 204425), (325, 165427), (425, 126503), (481, 111775), (629, 85475), (925, 58123), (1105, 48655), (1315, 40885), (2405, 22355), (3145, 17095), (3419, 15725), (4471, 12025), (5525, 9731), (6575, 8177)]