25450420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 56746368

約数和(自身を除く): 31295948

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 907, 1220, 1403, 1814, 2806, 3628, 4535, 5612, 7015, 9070, 14030, 18140, 20861, 28060, 41722, 55327, 83444, 104305, 110654, 208610, 221308, 276635, 417220, 553270, 1106540, 1272521, 2545042, 5090084, 6362605, 12725210, 25450420]

約数ペア:

[(1, 25450420), (2, 12725210), (4, 6362605), (5, 5090084), (10, 2545042), (20, 1272521), (23, 1106540), (46, 553270), (61, 417220), (92, 276635), (115, 221308), (122, 208610), (230, 110654), (244, 104305), (305, 83444), (460, 55327), (610, 41722), (907, 28060), (1220, 20861), (1403, 18140), (1814, 14030), (2806, 9070), (3628, 7015), (4535, 5612)]