79849420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1381}}^1$

素因数の和:1463

約数の個数: 72

約数和(自身を含む): 198510480

約数和(自身を除く): 118661060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 590, 826, 980, 1180, 1381, 1652, 2065, 2762, 2891, 4130, 5524, 5782, 6905, 8260, 9667, 11564, 13810, 14455, 19334, 27620, 28910, 38668, 48335, 57820, 67669, 81479, 96670, 135338, 162958, 193340, 270676, 325916, 338345, 407395, 570353, 676690, 814790, 1140706, 1353380, 1629580, 2281412, 2851765, 3992471, 5703530, 7984942, 11407060, 15969884, 19962355, 39924710, 79849420]

約数ペア:

[(1, 79849420), (2, 39924710), (4, 19962355), (5, 15969884), (7, 11407060), (10, 7984942), (14, 5703530), (20, 3992471), (28, 2851765), (35, 2281412), (49, 1629580), (59, 1353380), (70, 1140706), (98, 814790), (118, 676690), (140, 570353), (196, 407395), (236, 338345), (245, 325916), (295, 270676), (413, 193340), (490, 162958), (590, 135338), (826, 96670), (980, 81479), (1180, 67669), (1381, 57820), (1652, 48335), (2065, 38668), (2762, 28910), (2891, 27620), (4130, 19334), (5524, 14455), (5782, 13810), (6905, 11564), (8260, 9667)]