51341800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 128340000

約数和(自身を除く): 76998200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 59, 76, 95, 100, 118, 152, 190, 200, 229, 236, 295, 380, 458, 472, 475, 590, 760, 916, 950, 1121, 1145, 1180, 1475, 1832, 1900, 2242, 2290, 2360, 2950, 3800, 4351, 4484, 4580, 5605, 5725, 5900, 8702, 8968, 9160, 11210, 11450, 11800, 13511, 17404, 21755, 22420, 22900, 27022, 28025, 34808, 43510, 44840, 45800, 54044, 56050, 67555, 87020, 108088, 108775, 112100, 135110, 174040, 217550, 224200, 256709, 270220, 337775, 435100, 513418, 540440, 675550, 870200, 1026836, 1283545, 1351100, 2053672, 2567090, 2702200, 5134180, 6417725, 10268360, 12835450, 25670900, 51341800]

約数ペア:

[(1, 51341800), (2, 25670900), (4, 12835450), (5, 10268360), (8, 6417725), (10, 5134180), (19, 2702200), (20, 2567090), (25, 2053672), (38, 1351100), (40, 1283545), (50, 1026836), (59, 870200), (76, 675550), (95, 540440), (100, 513418), (118, 435100), (152, 337775), (190, 270220), (200, 256709), (229, 224200), (236, 217550), (295, 174040), (380, 135110), (458, 112100), (472, 108775), (475, 108088), (590, 87020), (760, 67555), (916, 56050), (950, 54044), (1121, 45800), (1145, 44840), (1180, 43510), (1475, 34808), (1832, 28025), (1900, 27022), (2242, 22900), (2290, 22420), (2360, 21755), (2950, 17404), (3800, 13511), (4351, 11800), (4484, 11450), (4580, 11210), (5605, 9160), (5725, 8968), (5900, 8702)]