69664525

素因数分解:

$5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 108776520

約数和(自身を除く): 39111995

約数列:

[1, 5, 7, 25, 29, 35, 37, 49, 53, 145, 175, 185, 203, 245, 259, 265, 371, 725, 925, 1015, 1073, 1225, 1295, 1325, 1421, 1537, 1813, 1855, 1961, 2597, 5075, 5365, 6475, 7105, 7511, 7685, 9065, 9275, 9805, 10759, 12985, 13727, 26825, 35525, 37555, 38425, 45325, 49025, 52577, 53795, 56869, 64925, 68635, 75313, 96089, 187775, 262885, 268975, 284345, 343175, 376565, 398083, 480445, 1314425, 1421725, 1882825, 1990415, 2402225, 2786581, 9952075, 13932905, 69664525]

約数ペア:

[(1, 69664525), (5, 13932905), (7, 9952075), (25, 2786581), (29, 2402225), (35, 1990415), (37, 1882825), (49, 1421725), (53, 1314425), (145, 480445), (175, 398083), (185, 376565), (203, 343175), (245, 284345), (259, 268975), (265, 262885), (371, 187775), (725, 96089), (925, 75313), (1015, 68635), (1073, 64925), (1225, 56869), (1295, 53795), (1325, 52577), (1421, 49025), (1537, 45325), (1813, 38425), (1855, 37555), (1961, 35525), (2597, 26825), (5075, 13727), (5365, 12985), (6475, 10759), (7105, 9805), (7511, 9275), (7685, 9065)]