977851100

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:939

約数の個数: 72

約数和(自身を含む): 2161111680

約数和(自身を除く): 1183260580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 139, 206, 278, 412, 515, 556, 683, 695, 1030, 1366, 1390, 2060, 2575, 2732, 2780, 3415, 3475, 5150, 6830, 6950, 10300, 13660, 13900, 14317, 17075, 28634, 34150, 57268, 68300, 70349, 71585, 94937, 140698, 143170, 189874, 281396, 286340, 351745, 357925, 379748, 474685, 703490, 715850, 949370, 1406980, 1431700, 1758725, 1898740, 2373425, 3517450, 4746850, 7034900, 9493700, 9778511, 19557022, 39114044, 48892555, 97785110, 195570220, 244462775, 488925550, 977851100]

約数ペア:

[(1, 977851100), (2, 488925550), (4, 244462775), (5, 195570220), (10, 97785110), (20, 48892555), (25, 39114044), (50, 19557022), (100, 9778511), (103, 9493700), (139, 7034900), (206, 4746850), (278, 3517450), (412, 2373425), (515, 1898740), (556, 1758725), (683, 1431700), (695, 1406980), (1030, 949370), (1366, 715850), (1390, 703490), (2060, 474685), (2575, 379748), (2732, 357925), (2780, 351745), (3415, 286340), (3475, 281396), (5150, 189874), (6830, 143170), (6950, 140698), (10300, 94937), (13660, 71585), (13900, 70349), (14317, 68300), (17075, 57268), (28634, 34150)]