215631095

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 304819200

約数和(自身を除く): 89188105

約数列:

[1, 5, 19, 23, 29, 41, 83, 95, 115, 145, 205, 415, 437, 551, 667, 779, 943, 1189, 1577, 1909, 2185, 2407, 2755, 3335, 3403, 3895, 4715, 5945, 7885, 9545, 12035, 12673, 17015, 17917, 22591, 27347, 36271, 45733, 55361, 63365, 64657, 78269, 89585, 98687, 112955, 136735, 181355, 228665, 276805, 323285, 391345, 493435, 519593, 1051859, 1487111, 1875053, 2269801, 2597965, 5259295, 7435555, 9375265, 11349005, 43126219, 215631095]

約数ペア:

[(1, 215631095), (5, 43126219), (19, 11349005), (23, 9375265), (29, 7435555), (41, 5259295), (83, 2597965), (95, 2269801), (115, 1875053), (145, 1487111), (205, 1051859), (415, 519593), (437, 493435), (551, 391345), (667, 323285), (779, 276805), (943, 228665), (1189, 181355), (1577, 136735), (1909, 112955), (2185, 98687), (2407, 89585), (2755, 78269), (3335, 64657), (3403, 63365), (3895, 55361), (4715, 45733), (5945, 36271), (7885, 27347), (9545, 22591), (12035, 17917), (12673, 17015)]