50912225

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 83119680

約数和(自身を除く): 32207455

約数列:

[1, 5, 7, 13, 23, 25, 35, 49, 65, 91, 115, 139, 161, 175, 245, 299, 325, 455, 575, 637, 695, 805, 973, 1127, 1225, 1495, 1807, 2093, 2275, 3185, 3197, 3475, 4025, 4865, 5635, 6811, 7475, 9035, 10465, 12649, 14651, 15925, 15985, 22379, 24325, 28175, 34055, 41561, 45175, 52325, 63245, 73255, 79925, 88543, 111895, 156653, 170275, 207805, 290927, 316225, 366275, 442715, 559475, 783265, 1039025, 1454635, 2036489, 2213575, 3916325, 7273175, 10182445, 50912225]

約数ペア:

[(1, 50912225), (5, 10182445), (7, 7273175), (13, 3916325), (23, 2213575), (25, 2036489), (35, 1454635), (49, 1039025), (65, 783265), (91, 559475), (115, 442715), (139, 366275), (161, 316225), (175, 290927), (245, 207805), (299, 170275), (325, 156653), (455, 111895), (575, 88543), (637, 79925), (695, 73255), (805, 63245), (973, 52325), (1127, 45175), (1225, 41561), (1495, 34055), (1807, 28175), (2093, 24325), (2275, 22379), (3185, 15985), (3197, 15925), (3475, 14651), (4025, 12649), (4865, 10465), (5635, 9035), (6811, 7475)]