12312475

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:89

約数の個数: 54

約数和(自身を含む): 19543020

約数和(自身を除く): 7230545

約数列:

[1, 5, 7, 19, 23, 25, 35, 49, 95, 115, 133, 161, 175, 245, 437, 475, 529, 575, 665, 805, 931, 1127, 1225, 2185, 2645, 3059, 3325, 3703, 4025, 4655, 5635, 10051, 10925, 13225, 15295, 18515, 21413, 23275, 25921, 28175, 50255, 70357, 76475, 92575, 107065, 129605, 251275, 351785, 492499, 535325, 648025, 1758925, 2462495, 12312475]

約数ペア:

[(1, 12312475), (5, 2462495), (7, 1758925), (19, 648025), (23, 535325), (25, 492499), (35, 351785), (49, 251275), (95, 129605), (115, 107065), (133, 92575), (161, 76475), (175, 70357), (245, 50255), (437, 28175), (475, 25921), (529, 23275), (575, 21413), (665, 18515), (805, 15295), (931, 13225), (1127, 10925), (1225, 10051), (2185, 5635), (2645, 4655), (3059, 4025), (3325, 3703)]