178807730

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{1021}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 327595968

約数和(自身を除く): 148788238

約数列:

[1, 2, 5, 10, 83, 166, 211, 415, 422, 830, 1021, 1055, 2042, 2110, 5105, 10210, 17513, 35026, 84743, 87565, 169486, 175130, 215431, 423715, 430862, 847430, 1077155, 2154310, 17880773, 35761546, 89403865, 178807730]

約数ペア:

[(1, 178807730), (2, 89403865), (5, 35761546), (10, 17880773), (83, 2154310), (166, 1077155), (211, 847430), (415, 430862), (422, 423715), (830, 215431), (1021, 175130), (1055, 169486), (2042, 87565), (2110, 84743), (5105, 35026), (10210, 17513)]