90631660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2903}}^1$

素因数の和:3142

約数の個数: 48

約数和(自身を含む): 218566656

約数和(自身を除く): 127934996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 2903, 3122, 4460, 5806, 6244, 7805, 11612, 14515, 15610, 20321, 29030, 31220, 40642, 58060, 81284, 101605, 203210, 406420, 647369, 1294738, 2589476, 3236845, 4531583, 6473690, 9063166, 12947380, 18126332, 22657915, 45315830, 90631660]

約数ペア:

[(1, 90631660), (2, 45315830), (4, 22657915), (5, 18126332), (7, 12947380), (10, 9063166), (14, 6473690), (20, 4531583), (28, 3236845), (35, 2589476), (70, 1294738), (140, 647369), (223, 406420), (446, 203210), (892, 101605), (1115, 81284), (1561, 58060), (2230, 40642), (2903, 31220), (3122, 29030), (4460, 20321), (5806, 15610), (6244, 14515), (7805, 11612)]