225320420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:1005

約数の個数: 96

約数和(自身を含む): 545287680

約数和(自身を除く): 319967260

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 41, 46, 52, 65, 82, 92, 115, 130, 164, 205, 230, 260, 299, 410, 460, 533, 598, 820, 919, 943, 1066, 1196, 1495, 1838, 1886, 2132, 2665, 2990, 3676, 3772, 4595, 4715, 5330, 5980, 9190, 9430, 10660, 11947, 12259, 18380, 18860, 21137, 23894, 24518, 37679, 42274, 47788, 49036, 59735, 61295, 75358, 84548, 105685, 119470, 122590, 150716, 188395, 211370, 238940, 245180, 274781, 376790, 422740, 489827, 549562, 753580, 866617, 979654, 1099124, 1373905, 1733234, 1959308, 2449135, 2747810, 3466468, 4333085, 4898270, 5495620, 8666170, 9796540, 11266021, 17332340, 22532042, 45064084, 56330105, 112660210, 225320420]

約数ペア:

[(1, 225320420), (2, 112660210), (4, 56330105), (5, 45064084), (10, 22532042), (13, 17332340), (20, 11266021), (23, 9796540), (26, 8666170), (41, 5495620), (46, 4898270), (52, 4333085), (65, 3466468), (82, 2747810), (92, 2449135), (115, 1959308), (130, 1733234), (164, 1373905), (205, 1099124), (230, 979654), (260, 866617), (299, 753580), (410, 549562), (460, 489827), (533, 422740), (598, 376790), (820, 274781), (919, 245180), (943, 238940), (1066, 211370), (1196, 188395), (1495, 150716), (1838, 122590), (1886, 119470), (2132, 105685), (2665, 84548), (2990, 75358), (3676, 61295), (3772, 59735), (4595, 49036), (4715, 47788), (5330, 42274), (5980, 37679), (9190, 24518), (9430, 23894), (10660, 21137), (11947, 18860), (12259, 18380)]