775180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{113}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 1915200

約数和(自身を除く): 1140020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 196, 226, 245, 343, 452, 490, 565, 686, 791, 980, 1130, 1372, 1582, 1715, 2260, 3164, 3430, 3955, 5537, 6860, 7910, 11074, 15820, 22148, 27685, 38759, 55370, 77518, 110740, 155036, 193795, 387590, 775180]

約数ペア:

[(1, 775180), (2, 387590), (4, 193795), (5, 155036), (7, 110740), (10, 77518), (14, 55370), (20, 38759), (28, 27685), (35, 22148), (49, 15820), (70, 11074), (98, 7910), (113, 6860), (140, 5537), (196, 3955), (226, 3430), (245, 3164), (343, 2260), (452, 1715), (490, 1582), (565, 1372), (686, 1130), (791, 980)]