81199230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12473}}^1$

素因数の和:12521

約数の個数: 64

約数和(自身を含む): 229920768

約数和(自身を除く): 148721538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 12473, 24946, 37419, 62365, 74838, 87311, 124730, 174622, 187095, 261933, 374190, 386663, 436555, 523866, 773326, 873110, 1159989, 1309665, 1933315, 2319978, 2619330, 2706641, 3866630, 5413282, 5799945, 8119923, 11599890, 13533205, 16239846, 27066410, 40599615, 81199230]

約数ペア:

[(1, 81199230), (2, 40599615), (3, 27066410), (5, 16239846), (6, 13533205), (7, 11599890), (10, 8119923), (14, 5799945), (15, 5413282), (21, 3866630), (30, 2706641), (31, 2619330), (35, 2319978), (42, 1933315), (62, 1309665), (70, 1159989), (93, 873110), (105, 773326), (155, 523866), (186, 436555), (210, 386663), (217, 374190), (310, 261933), (434, 187095), (465, 174622), (651, 124730), (930, 87311), (1085, 74838), (1302, 62365), (2170, 37419), (3255, 24946), (6510, 12473)]