156955810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{7243}}^1$

素因数の和:7458

約数の個数: 32

約数和(自身を含む): 309811392

約数和(自身を除く): 152855582

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 4334, 7243, 10835, 14486, 21670, 36215, 72430, 79673, 159346, 398365, 796730, 1426871, 2853742, 7134355, 14268710, 15695581, 31391162, 78477905, 156955810]

約数ペア:

[(1, 156955810), (2, 78477905), (5, 31391162), (10, 15695581), (11, 14268710), (22, 7134355), (55, 2853742), (110, 1426871), (197, 796730), (394, 398365), (985, 159346), (1970, 79673), (2167, 72430), (4334, 36215), (7243, 21670), (10835, 14486)]