68800900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:786

約数の個数: 108

約数和(自身を含む): 183061200

約数和(自身を除く): 114260300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 133, 140, 175, 190, 196, 245, 266, 350, 380, 475, 490, 532, 665, 700, 739, 931, 950, 980, 1225, 1330, 1478, 1862, 1900, 2450, 2660, 2956, 3325, 3695, 3724, 4655, 4900, 5173, 6650, 7390, 9310, 10346, 13300, 14041, 14780, 18475, 18620, 20692, 23275, 25865, 28082, 36211, 36950, 46550, 51730, 56164, 70205, 72422, 73900, 93100, 98287, 103460, 129325, 140410, 144844, 181055, 196574, 258650, 280820, 351025, 362110, 393148, 491435, 517300, 688009, 702050, 724220, 905275, 982870, 1376018, 1404100, 1810550, 1965740, 2457175, 2752036, 3440045, 3621100, 4914350, 6880090, 9828700, 13760180, 17200225, 34400450, 68800900]

約数ペア:

[(1, 68800900), (2, 34400450), (4, 17200225), (5, 13760180), (7, 9828700), (10, 6880090), (14, 4914350), (19, 3621100), (20, 3440045), (25, 2752036), (28, 2457175), (35, 1965740), (38, 1810550), (49, 1404100), (50, 1376018), (70, 982870), (76, 905275), (95, 724220), (98, 702050), (100, 688009), (133, 517300), (140, 491435), (175, 393148), (190, 362110), (196, 351025), (245, 280820), (266, 258650), (350, 196574), (380, 181055), (475, 144844), (490, 140410), (532, 129325), (665, 103460), (700, 98287), (739, 93100), (931, 73900), (950, 72422), (980, 70205), (1225, 56164), (1330, 51730), (1478, 46550), (1862, 36950), (1900, 36211), (2450, 28082), (2660, 25865), (2956, 23275), (3325, 20692), (3695, 18620), (3724, 18475), (4655, 14780), (4900, 14041), (5173, 13300), (6650, 10346), (7390, 9310)]