805156640

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{44533}}^1$

素因数の和:44661

約数の個数: 48

約数和(自身を含む): 1919059128

約数和(自身を除く): 1113902488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 9040, 18080, 44533, 89066, 178132, 222665, 356264, 445330, 712528, 890660, 1425056, 1781320, 3562640, 5032229, 7125280, 10064458, 20128916, 25161145, 40257832, 50322290, 80515664, 100644580, 161031328, 201289160, 402578320, 805156640]

約数ペア:

[(1, 805156640), (2, 402578320), (4, 201289160), (5, 161031328), (8, 100644580), (10, 80515664), (16, 50322290), (20, 40257832), (32, 25161145), (40, 20128916), (80, 10064458), (113, 7125280), (160, 5032229), (226, 3562640), (452, 1781320), (565, 1425056), (904, 890660), (1130, 712528), (1808, 445330), (2260, 356264), (3616, 222665), (4520, 178132), (9040, 89066), (18080, 44533)]