80777190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207121}}^1$

素因数の和:207144

約数の個数: 32

約数和(自身を含む): 208778976

約数和(自身を除く): 128001786

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 207121, 414242, 621363, 1035605, 1242726, 2071210, 2692573, 3106815, 5385146, 6213630, 8077719, 13462865, 16155438, 26925730, 40388595, 80777190]

約数ペア:

[(1, 80777190), (2, 40388595), (3, 26925730), (5, 16155438), (6, 13462865), (10, 8077719), (13, 6213630), (15, 5385146), (26, 3106815), (30, 2692573), (39, 2071210), (65, 1242726), (78, 1035605), (130, 621363), (195, 414242), (390, 207121)]