12723025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 19641600

約数和(自身を除く): 6918575

約数列:

[1, 5, 7, 23, 25, 29, 35, 109, 115, 145, 161, 175, 203, 545, 575, 667, 725, 763, 805, 1015, 2507, 2725, 3161, 3335, 3815, 4025, 4669, 5075, 12535, 15805, 16675, 17549, 19075, 22127, 23345, 62675, 72703, 79025, 87745, 110635, 116725, 363515, 438725, 508921, 553175, 1817575, 2544605, 12723025]

約数ペア:

[(1, 12723025), (5, 2544605), (7, 1817575), (23, 553175), (25, 508921), (29, 438725), (35, 363515), (109, 116725), (115, 110635), (145, 87745), (161, 79025), (175, 72703), (203, 62675), (545, 23345), (575, 22127), (667, 19075), (725, 17549), (763, 16675), (805, 15805), (1015, 12535), (2507, 5075), (2725, 4669), (3161, 4025), (3335, 3815)]