20161240832

素因数分解:

$2^8\times {\mathrm{199}}^1\times {\mathrm{373}}^1\times {\mathrm{1061}}^1$

素因数の和:1649

約数の個数: 72

約数和(自身を含む): 40592613600

約数和(自身を除く): 20431372768

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 373, 398, 746, 796, 1061, 1492, 1592, 2122, 2984, 3184, 4244, 5968, 6368, 8488, 11936, 12736, 16976, 23872, 25472, 33952, 47744, 50944, 67904, 74227, 95488, 135808, 148454, 211139, 271616, 296908, 395753, 422278, 593816, 791506, 844556, 1187632, 1583012, 1689112, 2375264, 3166024, 3378224, 4750528, 6332048, 6756448, 9501056, 12664096, 13512896, 19002112, 25328192, 27025792, 50656384, 54051584, 78754847, 101312768, 157509694, 315019388, 630038776, 1260077552, 2520155104, 5040310208, 10080620416, 20161240832]

約数ペア:

[(1, 20161240832), (2, 10080620416), (4, 5040310208), (8, 2520155104), (16, 1260077552), (32, 630038776), (64, 315019388), (128, 157509694), (199, 101312768), (256, 78754847), (373, 54051584), (398, 50656384), (746, 27025792), (796, 25328192), (1061, 19002112), (1492, 13512896), (1592, 12664096), (2122, 9501056), (2984, 6756448), (3184, 6332048), (4244, 4750528), (5968, 3378224), (6368, 3166024), (8488, 2375264), (11936, 1689112), (12736, 1583012), (16976, 1187632), (23872, 844556), (25472, 791506), (33952, 593816), (47744, 422278), (50944, 395753), (67904, 296908), (74227, 271616), (95488, 211139), (135808, 148454)]