20120443390075

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{10658567}}^1$

素因数の和:10658681

約数の個数: 72

約数和(自身を含む): 30736581518592

約数和(自身を除く): 10616138128517

約数列:

[1, 5, 7, 23, 25, 35, 49, 67, 115, 161, 175, 245, 335, 469, 575, 805, 1127, 1225, 1541, 1675, 2345, 3283, 4025, 5635, 7705, 10787, 11725, 16415, 28175, 38525, 53935, 75509, 82075, 269675, 377545, 1887725, 10658567, 53292835, 74609969, 245147041, 266464175, 373049845, 522269783, 714123989, 1225735205, 1716029287, 1865249225, 2611348915, 3570619945, 4998867923, 6128676025, 8580146435, 12012205009, 13056744575, 16424851747, 17853099725, 24994339615, 34992075461, 42900732175, 60061025045, 82124258735, 114973962229, 124971698075, 174960377305, 300305125225, 410621293675, 574869811145, 804817735603, 874801886525, 2874349055725, 4024088678015, 20120443390075]

約数ペア:

[(1, 20120443390075), (5, 4024088678015), (7, 2874349055725), (23, 874801886525), (25, 804817735603), (35, 574869811145), (49, 410621293675), (67, 300305125225), (115, 174960377305), (161, 124971698075), (175, 114973962229), (245, 82124258735), (335, 60061025045), (469, 42900732175), (575, 34992075461), (805, 24994339615), (1127, 17853099725), (1225, 16424851747), (1541, 13056744575), (1675, 12012205009), (2345, 8580146435), (3283, 6128676025), (4025, 4998867923), (5635, 3570619945), (7705, 2611348915), (10787, 1865249225), (11725, 1716029287), (16415, 1225735205), (28175, 714123989), (38525, 522269783), (53935, 373049845), (75509, 266464175), (82075, 245147041), (269675, 74609969), (377545, 53292835), (1887725, 10658567)]