203065390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{80263}}^1$

素因数の和:80304

約数の個数: 32

約数和(自身を含む): 416088576

約数和(自身を除く): 213023186

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 80263, 160526, 401315, 802630, 882893, 1765786, 1846049, 3692098, 4414465, 8828930, 9230245, 18460490, 20306539, 40613078, 101532695, 203065390]

約数ペア:

[(1, 203065390), (2, 101532695), (5, 40613078), (10, 20306539), (11, 18460490), (22, 9230245), (23, 8828930), (46, 4414465), (55, 3692098), (110, 1846049), (115, 1765786), (230, 882893), (253, 802630), (506, 401315), (1265, 160526), (2530, 80263)]