253996880

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{28097}}^1$

素因数の和:28223

約数の個数: 40

約数和(自身を含む): 595789992

約数和(自身を除く): 341793112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 28097, 56194, 112388, 140485, 224776, 280970, 449552, 561940, 1123880, 2247760, 3174961, 6349922, 12699844, 15874805, 25399688, 31749610, 50799376, 63499220, 126998440, 253996880]

約数ペア:

[(1, 253996880), (2, 126998440), (4, 63499220), (5, 50799376), (8, 31749610), (10, 25399688), (16, 15874805), (20, 12699844), (40, 6349922), (80, 3174961), (113, 2247760), (226, 1123880), (452, 561940), (565, 449552), (904, 280970), (1130, 224776), (1808, 140485), (2260, 112388), (4520, 56194), (9040, 28097)]