2456787025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{739}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 3856489280

約数和(自身を除く): 1399702255

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 121, 157, 175, 275, 385, 605, 739, 785, 847, 1099, 1727, 1925, 3025, 3695, 3925, 4235, 5173, 5495, 8129, 8635, 12089, 18475, 18997, 21175, 25865, 27475, 40645, 43175, 56903, 60445, 89419, 94985, 116023, 129325, 132979, 203225, 284515, 302225, 447095, 474925, 580115, 625933, 664895, 812161, 1276253, 1422575, 2235475, 2900575, 3129665, 3324475, 4060805, 6381265, 8933771, 14038783, 15648325, 20304025, 31906325, 44668855, 70193915, 98271481, 223344275, 350969575, 491357405, 2456787025]

約数ペア:

[(1, 2456787025), (5, 491357405), (7, 350969575), (11, 223344275), (25, 98271481), (35, 70193915), (55, 44668855), (77, 31906325), (121, 20304025), (157, 15648325), (175, 14038783), (275, 8933771), (385, 6381265), (605, 4060805), (739, 3324475), (785, 3129665), (847, 2900575), (1099, 2235475), (1727, 1422575), (1925, 1276253), (3025, 812161), (3695, 664895), (3925, 625933), (4235, 580115), (5173, 474925), (5495, 447095), (8129, 302225), (8635, 284515), (12089, 203225), (18475, 132979), (18997, 129325), (21175, 116023), (25865, 94985), (27475, 89419), (40645, 60445), (43175, 56903)]