545392900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1493}}^1$

素因数の和:1801

約数の個数: 72

約数和(自身を含む): 1279933704

約数和(自身を除く): 734540804

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 281, 325, 562, 650, 1124, 1300, 1405, 1493, 2810, 2986, 3653, 5620, 5972, 7025, 7306, 7465, 14050, 14612, 14930, 18265, 19409, 28100, 29860, 36530, 37325, 38818, 73060, 74650, 77636, 91325, 97045, 149300, 182650, 194090, 365300, 388180, 419533, 485225, 839066, 970450, 1678132, 1940900, 2097665, 4195330, 5453929, 8390660, 10488325, 10907858, 20976650, 21815716, 27269645, 41953300, 54539290, 109078580, 136348225, 272696450, 545392900]

約数ペア:

[(1, 545392900), (2, 272696450), (4, 136348225), (5, 109078580), (10, 54539290), (13, 41953300), (20, 27269645), (25, 21815716), (26, 20976650), (50, 10907858), (52, 10488325), (65, 8390660), (100, 5453929), (130, 4195330), (260, 2097665), (281, 1940900), (325, 1678132), (562, 970450), (650, 839066), (1124, 485225), (1300, 419533), (1405, 388180), (1493, 365300), (2810, 194090), (2986, 182650), (3653, 149300), (5620, 97045), (5972, 91325), (7025, 77636), (7306, 74650), (7465, 73060), (14050, 38818), (14612, 37325), (14930, 36530), (18265, 29860), (19409, 28100)]