31998170

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 58870800

約数和(自身を除く): 26872630

約数列:

[1, 2, 5, 10, 89, 157, 178, 229, 314, 445, 458, 785, 890, 1145, 1570, 2290, 13973, 20381, 27946, 35953, 40762, 69865, 71906, 101905, 139730, 179765, 203810, 359530, 3199817, 6399634, 15999085, 31998170]

約数ペア:

[(1, 31998170), (2, 15999085), (5, 6399634), (10, 3199817), (89, 359530), (157, 203810), (178, 179765), (229, 139730), (314, 101905), (445, 71906), (458, 69865), (785, 40762), (890, 35953), (1145, 27946), (1570, 20381), (2290, 13973)]