87837400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{8963}}^1$

素因数の和:8993

約数の個数: 72

約数和(自身を含む): 237590820

約数和(自身を除く): 149753420

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 8963, 9800, 17926, 35852, 44815, 62741, 71704, 89630, 125482, 179260, 224075, 250964, 313705, 358520, 439187, 448150, 501928, 627410, 878374, 896300, 1254820, 1568525, 1756748, 1792600, 2195935, 2509640, 3137050, 3513496, 4391870, 6274100, 8783740, 10979675, 12548200, 17567480, 21959350, 43918700, 87837400]

約数ペア:

[(1, 87837400), (2, 43918700), (4, 21959350), (5, 17567480), (7, 12548200), (8, 10979675), (10, 8783740), (14, 6274100), (20, 4391870), (25, 3513496), (28, 3137050), (35, 2509640), (40, 2195935), (49, 1792600), (50, 1756748), (56, 1568525), (70, 1254820), (98, 896300), (100, 878374), (140, 627410), (175, 501928), (196, 448150), (200, 439187), (245, 358520), (280, 313705), (350, 250964), (392, 224075), (490, 179260), (700, 125482), (980, 89630), (1225, 71704), (1400, 62741), (1960, 44815), (2450, 35852), (4900, 17926), (8963, 9800)]