196890925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4447}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 317693952

約数和(自身を除く): 120803027

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 161, 175, 253, 275, 385, 575, 805, 1265, 1771, 1925, 4025, 4447, 6325, 8855, 22235, 31129, 44275, 48917, 102281, 111175, 155645, 244585, 342419, 511405, 715967, 778225, 1125091, 1222925, 1712095, 2557025, 3579835, 5625455, 7875637, 8560475, 17899175, 28127275, 39378185, 196890925]

約数ペア:

[(1, 196890925), (5, 39378185), (7, 28127275), (11, 17899175), (23, 8560475), (25, 7875637), (35, 5625455), (55, 3579835), (77, 2557025), (115, 1712095), (161, 1222925), (175, 1125091), (253, 778225), (275, 715967), (385, 511405), (575, 342419), (805, 244585), (1265, 155645), (1771, 111175), (1925, 102281), (4025, 48917), (4447, 44275), (6325, 31129), (8855, 22235)]