31156300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1015

約数の個数: 72

約数和(自身を含む): 78994944

約数和(自身を除く): 47838644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 329, 350, 470, 658, 700, 940, 947, 1175, 1316, 1645, 1894, 2350, 3290, 3788, 4700, 4735, 6580, 6629, 8225, 9470, 13258, 16450, 18940, 23675, 26516, 32900, 33145, 44509, 47350, 66290, 89018, 94700, 132580, 165725, 178036, 222545, 311563, 331450, 445090, 623126, 662900, 890180, 1112725, 1246252, 1557815, 2225450, 3115630, 4450900, 6231260, 7789075, 15578150, 31156300]

約数ペア:

[(1, 31156300), (2, 15578150), (4, 7789075), (5, 6231260), (7, 4450900), (10, 3115630), (14, 2225450), (20, 1557815), (25, 1246252), (28, 1112725), (35, 890180), (47, 662900), (50, 623126), (70, 445090), (94, 331450), (100, 311563), (140, 222545), (175, 178036), (188, 165725), (235, 132580), (329, 94700), (350, 89018), (470, 66290), (658, 47350), (700, 44509), (940, 33145), (947, 32900), (1175, 26516), (1316, 23675), (1645, 18940), (1894, 16450), (2350, 13258), (3290, 9470), (3788, 8225), (4700, 6629), (4735, 6580)]