202801280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28807}}^1$

素因数の和:28837

約数の個数: 64

約数和(自身を含む): 528914880

約数和(自身を除く): 326113600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 28807, 57614, 115228, 144035, 230456, 288070, 316877, 460912, 576140, 633754, 921824, 1152280, 1267508, 1584385, 1843648, 2304560, 2535016, 3168770, 3687296, 4609120, 5070032, 6337540, 9218240, 10140064, 12675080, 18436480, 20280128, 25350160, 40560256, 50700320, 101400640, 202801280]

約数ペア:

[(1, 202801280), (2, 101400640), (4, 50700320), (5, 40560256), (8, 25350160), (10, 20280128), (11, 18436480), (16, 12675080), (20, 10140064), (22, 9218240), (32, 6337540), (40, 5070032), (44, 4609120), (55, 3687296), (64, 3168770), (80, 2535016), (88, 2304560), (110, 1843648), (128, 1584385), (160, 1267508), (176, 1152280), (220, 921824), (320, 633754), (352, 576140), (440, 460912), (640, 316877), (704, 288070), (880, 230456), (1408, 144035), (1760, 115228), (3520, 57614), (7040, 28807)]