210812530

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1\times {\mathrm{509}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 385560000

約数和(自身を除く): 174747470

約数列:

[1, 2, 5, 10, 83, 166, 415, 499, 509, 830, 998, 1018, 2495, 2545, 4990, 5090, 41417, 42247, 82834, 84494, 207085, 211235, 253991, 414170, 422470, 507982, 1269955, 2539910, 21081253, 42162506, 105406265, 210812530]

約数ペア:

[(1, 210812530), (2, 105406265), (5, 42162506), (10, 21081253), (83, 2539910), (166, 1269955), (415, 507982), (499, 422470), (509, 414170), (830, 253991), (998, 211235), (1018, 207085), (2495, 84494), (2545, 82834), (4990, 42247), (5090, 41417)]