1008972016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 2144862720

約数和(自身を除く): 1135890704

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 191, 208, 218, 233, 382, 436, 466, 764, 872, 932, 1417, 1528, 1744, 1864, 2483, 2834, 3029, 3056, 3728, 4966, 5668, 6058, 9932, 11336, 12116, 19864, 20819, 22672, 24232, 25397, 39728, 41638, 44503, 48464, 50794, 83276, 89006, 101588, 166552, 178012, 203176, 270647, 330161, 333104, 356024, 406352, 541294, 578539, 660322, 712048, 1082588, 1157078, 1320644, 2165176, 2314156, 2641288, 4330352, 4628312, 4850827, 5282576, 9256624, 9701654, 19403308, 38806616, 63060751, 77613232, 126121502, 252243004, 504486008, 1008972016]

約数ペア:

[(1, 1008972016), (2, 504486008), (4, 252243004), (8, 126121502), (13, 77613232), (16, 63060751), (26, 38806616), (52, 19403308), (104, 9701654), (109, 9256624), (191, 5282576), (208, 4850827), (218, 4628312), (233, 4330352), (382, 2641288), (436, 2314156), (466, 2165176), (764, 1320644), (872, 1157078), (932, 1082588), (1417, 712048), (1528, 660322), (1744, 578539), (1864, 541294), (2483, 406352), (2834, 356024), (3029, 333104), (3056, 330161), (3728, 270647), (4966, 203176), (5668, 178012), (6058, 166552), (9932, 101588), (11336, 89006), (12116, 83276), (19864, 50794), (20819, 48464), (22672, 44503), (24232, 41638), (25397, 39728)]