61649315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 97929216

約数和(自身を除く): 36279901

約数列:

[1, 5, 7, 13, 23, 35, 43, 65, 91, 115, 137, 161, 215, 299, 301, 455, 559, 685, 805, 959, 989, 1495, 1505, 1781, 2093, 2795, 3151, 3913, 4795, 4945, 5891, 6923, 8905, 10465, 12467, 12857, 15755, 19565, 22057, 29455, 34615, 40963, 41237, 62335, 64285, 76583, 89999, 110285, 135493, 204815, 206185, 286741, 382915, 449995, 536081, 677465, 948451, 1433705, 1761409, 2680405, 4742255, 8807045, 12329863, 61649315]

約数ペア:

[(1, 61649315), (5, 12329863), (7, 8807045), (13, 4742255), (23, 2680405), (35, 1761409), (43, 1433705), (65, 948451), (91, 677465), (115, 536081), (137, 449995), (161, 382915), (215, 286741), (299, 206185), (301, 204815), (455, 135493), (559, 110285), (685, 89999), (805, 76583), (959, 64285), (989, 62335), (1495, 41237), (1505, 40963), (1781, 34615), (2093, 29455), (2795, 22057), (3151, 19565), (3913, 15755), (4795, 12857), (4945, 12467), (5891, 10465), (6923, 8905)]