251013170

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{2621}}^1$

素因数の和:2846

約数の個数: 32

約数和(自身を含む): 462332016

約数和(自身を除く): 211318846

約数列:

[1, 2, 5, 10, 61, 122, 157, 305, 314, 610, 785, 1570, 2621, 5242, 9577, 13105, 19154, 26210, 47885, 95770, 159881, 319762, 411497, 799405, 822994, 1598810, 2057485, 4114970, 25101317, 50202634, 125506585, 251013170]

約数ペア:

[(1, 251013170), (2, 125506585), (5, 50202634), (10, 25101317), (61, 4114970), (122, 2057485), (157, 1598810), (305, 822994), (314, 799405), (610, 411497), (785, 319762), (1570, 159881), (2621, 95770), (5242, 47885), (9577, 26210), (13105, 19154)]