115151225

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 178792128

約数和(自身を除く): 63640903

約数列:

[1, 5, 7, 23, 25, 35, 49, 61, 67, 115, 161, 175, 245, 305, 335, 427, 469, 575, 805, 1127, 1225, 1403, 1525, 1541, 1675, 2135, 2345, 2989, 3283, 4025, 4087, 5635, 7015, 7705, 9821, 10675, 10787, 11725, 14945, 16415, 20435, 28175, 28609, 35075, 38525, 49105, 53935, 68747, 74725, 75509, 82075, 94001, 102175, 143045, 200263, 245525, 269675, 343735, 377545, 470005, 658007, 715225, 1001315, 1718675, 1887725, 2350025, 3290035, 4606049, 5006575, 16450175, 23030245, 115151225]

約数ペア:

[(1, 115151225), (5, 23030245), (7, 16450175), (23, 5006575), (25, 4606049), (35, 3290035), (49, 2350025), (61, 1887725), (67, 1718675), (115, 1001315), (161, 715225), (175, 658007), (245, 470005), (305, 377545), (335, 343735), (427, 269675), (469, 245525), (575, 200263), (805, 143045), (1127, 102175), (1225, 94001), (1403, 82075), (1525, 75509), (1541, 74725), (1675, 68747), (2135, 53935), (2345, 49105), (2989, 38525), (3283, 35075), (4025, 28609), (4087, 28175), (5635, 20435), (7015, 16415), (7705, 14945), (9821, 11725), (10675, 10787)]