51331600

素因数分解:

$2^4\times 5^2\times {\mathrm{181}}^1\times {\mathrm{709}}^1$

素因数の和:908

約数の個数: 60

約数和(自身を含む): 124180420

約数和(自身を除く): 72848820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 181, 200, 362, 400, 709, 724, 905, 1418, 1448, 1810, 2836, 2896, 3545, 3620, 4525, 5672, 7090, 7240, 9050, 11344, 14180, 14480, 17725, 18100, 28360, 35450, 36200, 56720, 70900, 72400, 128329, 141800, 256658, 283600, 513316, 641645, 1026632, 1283290, 2053264, 2566580, 3208225, 5133160, 6416450, 10266320, 12832900, 25665800, 51331600]

約数ペア:

[(1, 51331600), (2, 25665800), (4, 12832900), (5, 10266320), (8, 6416450), (10, 5133160), (16, 3208225), (20, 2566580), (25, 2053264), (40, 1283290), (50, 1026632), (80, 641645), (100, 513316), (181, 283600), (200, 256658), (362, 141800), (400, 128329), (709, 72400), (724, 70900), (905, 56720), (1418, 36200), (1448, 35450), (1810, 28360), (2836, 18100), (2896, 17725), (3545, 14480), (3620, 14180), (4525, 11344), (5672, 9050), (7090, 7240)]