153189025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:690

約数の個数: 36

約数和(自身を含む): 211509900

約数和(自身を除く): 58320875

約数列:

[1, 5, 11, 25, 55, 89, 121, 275, 445, 569, 605, 979, 2225, 2845, 3025, 4895, 6259, 10769, 14225, 24475, 31295, 50641, 53845, 68849, 156475, 253205, 269225, 344245, 557051, 1266025, 1721225, 2785255, 6127561, 13926275, 30637805, 153189025]

約数ペア:

[(1, 153189025), (5, 30637805), (11, 13926275), (25, 6127561), (55, 2785255), (89, 1721225), (121, 1266025), (275, 557051), (445, 344245), (569, 269225), (605, 253205), (979, 156475), (2225, 68849), (2845, 53845), (3025, 50641), (4895, 31295), (6259, 24475), (10769, 14225)]