81273690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8941}}^1$

素因数の和:9055

約数の個数: 48

約数和(自身を含む): 213427656

約数和(自身を除く): 132153966

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 909, 1010, 1515, 1818, 3030, 4545, 8941, 9090, 17882, 26823, 44705, 53646, 80469, 89410, 134115, 160938, 268230, 402345, 804690, 903041, 1806082, 2709123, 4515205, 5418246, 8127369, 9030410, 13545615, 16254738, 27091230, 40636845, 81273690]

約数ペア:

[(1, 81273690), (2, 40636845), (3, 27091230), (5, 16254738), (6, 13545615), (9, 9030410), (10, 8127369), (15, 5418246), (18, 4515205), (30, 2709123), (45, 1806082), (90, 903041), (101, 804690), (202, 402345), (303, 268230), (505, 160938), (606, 134115), (909, 89410), (1010, 80469), (1515, 53646), (1818, 44705), (3030, 26823), (4545, 17882), (8941, 9090)]