65982080

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{787}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 159144480

約数和(自身を除く): 93162400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 787, 1048, 1310, 1574, 2096, 2620, 3148, 3935, 4192, 5240, 6296, 7870, 8384, 10480, 12592, 15740, 16768, 20960, 25184, 31480, 41920, 50368, 62960, 83840, 100736, 103097, 125920, 206194, 251840, 412388, 503680, 515485, 824776, 1030970, 1649552, 2061940, 3299104, 4123880, 6598208, 8247760, 13196416, 16495520, 32991040, 65982080]

約数ペア:

[(1, 65982080), (2, 32991040), (4, 16495520), (5, 13196416), (8, 8247760), (10, 6598208), (16, 4123880), (20, 3299104), (32, 2061940), (40, 1649552), (64, 1030970), (80, 824776), (128, 515485), (131, 503680), (160, 412388), (262, 251840), (320, 206194), (524, 125920), (640, 103097), (655, 100736), (787, 83840), (1048, 62960), (1310, 50368), (1574, 41920), (2096, 31480), (2620, 25184), (3148, 20960), (3935, 16768), (4192, 15740), (5240, 12592), (6296, 10480), (7870, 8384)]