83612425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 118547968

約数和(自身を除く): 34935543

約数列:

[1, 5, 13, 25, 31, 43, 65, 155, 193, 215, 325, 403, 559, 775, 965, 1075, 1333, 2015, 2509, 2795, 4825, 5983, 6665, 8299, 10075, 12545, 13975, 17329, 29915, 33325, 41495, 62725, 77779, 86645, 107887, 149575, 207475, 257269, 388895, 433225, 539435, 1286345, 1944475, 2697175, 3344497, 6431725, 16722485, 83612425]

約数ペア:

[(1, 83612425), (5, 16722485), (13, 6431725), (25, 3344497), (31, 2697175), (43, 1944475), (65, 1286345), (155, 539435), (193, 433225), (215, 388895), (325, 257269), (403, 207475), (559, 149575), (775, 107887), (965, 86645), (1075, 77779), (1333, 62725), (2015, 41495), (2509, 33325), (2795, 29915), (4825, 17329), (5983, 13975), (6665, 12545), (8299, 10075)]