31689400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^2$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 77818680

約数和(自身を除く): 46129280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 83, 92, 100, 115, 166, 184, 200, 230, 332, 415, 460, 575, 664, 830, 920, 1150, 1660, 1909, 2075, 2300, 3320, 3818, 4150, 4600, 6889, 7636, 8300, 9545, 13778, 15272, 16600, 19090, 27556, 34445, 38180, 47725, 55112, 68890, 76360, 95450, 137780, 158447, 172225, 190900, 275560, 316894, 344450, 381800, 633788, 688900, 792235, 1267576, 1377800, 1584470, 3168940, 3961175, 6337880, 7922350, 15844700, 31689400]

約数ペア:

[(1, 31689400), (2, 15844700), (4, 7922350), (5, 6337880), (8, 3961175), (10, 3168940), (20, 1584470), (23, 1377800), (25, 1267576), (40, 792235), (46, 688900), (50, 633788), (83, 381800), (92, 344450), (100, 316894), (115, 275560), (166, 190900), (184, 172225), (200, 158447), (230, 137780), (332, 95450), (415, 76360), (460, 68890), (575, 55112), (664, 47725), (830, 38180), (920, 34445), (1150, 27556), (1660, 19090), (1909, 16600), (2075, 15272), (2300, 13778), (3320, 9545), (3818, 8300), (4150, 7636), (4600, 6889)]