537280640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64577}}^1$

素因数の和:64609

約数の個数: 64

約数和(自身を含む): 1383260760

約数和(自身を除く): 845980120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 64577, 129154, 258308, 322885, 516616, 645770, 839501, 1033232, 1291540, 1679002, 2066464, 2583080, 3358004, 4132928, 4197505, 5166160, 6716008, 8265856, 8395010, 10332320, 13432016, 16790020, 20664640, 26864032, 33580040, 41329280, 53728064, 67160080, 107456128, 134320160, 268640320, 537280640]

約数ペア:

[(1, 537280640), (2, 268640320), (4, 134320160), (5, 107456128), (8, 67160080), (10, 53728064), (13, 41329280), (16, 33580040), (20, 26864032), (26, 20664640), (32, 16790020), (40, 13432016), (52, 10332320), (64, 8395010), (65, 8265856), (80, 6716008), (104, 5166160), (128, 4197505), (130, 4132928), (160, 3358004), (208, 2583080), (260, 2066464), (320, 1679002), (416, 1291540), (520, 1033232), (640, 839501), (832, 645770), (1040, 516616), (1664, 322885), (2080, 258308), (4160, 129154), (8320, 64577)]