918084100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{709}}^1$

素因数の和:1309

約数の個数: 72

約数和(自身を含む): 2085491520

約数和(自身を除く): 1167407420

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 563, 575, 709, 1126, 1150, 1418, 2252, 2300, 2815, 2836, 3545, 5630, 7090, 11260, 12949, 14075, 14180, 16307, 17725, 25898, 28150, 32614, 35450, 51796, 56300, 64745, 65228, 70900, 81535, 129490, 163070, 258980, 323725, 326140, 399167, 407675, 647450, 798334, 815350, 1294900, 1596668, 1630700, 1995835, 3991670, 7983340, 9180841, 9979175, 18361682, 19958350, 36723364, 39916700, 45904205, 91808410, 183616820, 229521025, 459042050, 918084100]

約数ペア:

[(1, 918084100), (2, 459042050), (4, 229521025), (5, 183616820), (10, 91808410), (20, 45904205), (23, 39916700), (25, 36723364), (46, 19958350), (50, 18361682), (92, 9979175), (100, 9180841), (115, 7983340), (230, 3991670), (460, 1995835), (563, 1630700), (575, 1596668), (709, 1294900), (1126, 815350), (1150, 798334), (1418, 647450), (2252, 407675), (2300, 399167), (2815, 326140), (2836, 323725), (3545, 258980), (5630, 163070), (7090, 129490), (11260, 81535), (12949, 70900), (14075, 65228), (14180, 64745), (16307, 56300), (17725, 51796), (25898, 35450), (28150, 32614)]