2279744080

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{2213}}^1$

素因数の和:2468

約数の個数: 80

約数和(自身を含む): 5402868480

約数和(自身を除く): 3123124400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 163, 316, 326, 395, 632, 652, 790, 815, 1264, 1304, 1580, 1630, 2213, 2608, 3160, 3260, 4426, 6320, 6520, 8852, 11065, 12877, 13040, 17704, 22130, 25754, 35408, 44260, 51508, 64385, 88520, 103016, 128770, 174827, 177040, 206032, 257540, 349654, 360719, 515080, 699308, 721438, 874135, 1030160, 1398616, 1442876, 1748270, 1803595, 2797232, 2885752, 3496540, 3607190, 5771504, 6993080, 7214380, 13986160, 14428760, 28496801, 28857520, 56993602, 113987204, 142484005, 227974408, 284968010, 455948816, 569936020, 1139872040, 2279744080]

約数ペア:

[(1, 2279744080), (2, 1139872040), (4, 569936020), (5, 455948816), (8, 284968010), (10, 227974408), (16, 142484005), (20, 113987204), (40, 56993602), (79, 28857520), (80, 28496801), (158, 14428760), (163, 13986160), (316, 7214380), (326, 6993080), (395, 5771504), (632, 3607190), (652, 3496540), (790, 2885752), (815, 2797232), (1264, 1803595), (1304, 1748270), (1580, 1442876), (1630, 1398616), (2213, 1030160), (2608, 874135), (3160, 721438), (3260, 699308), (4426, 515080), (6320, 360719), (6520, 349654), (8852, 257540), (11065, 206032), (12877, 177040), (13040, 174827), (17704, 128770), (22130, 103016), (25754, 88520), (35408, 64385), (44260, 51508)]