45490400

素因数分解:

$2^5\times 5^2\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:684

約数の個数: 72

約数和(自身を含む): 112352184

約数和(自身を除く): 66861784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 160, 200, 202, 400, 404, 505, 563, 800, 808, 1010, 1126, 1616, 2020, 2252, 2525, 2815, 3232, 4040, 4504, 5050, 5630, 8080, 9008, 10100, 11260, 14075, 16160, 18016, 20200, 22520, 28150, 40400, 45040, 56300, 56863, 80800, 90080, 112600, 113726, 225200, 227452, 284315, 450400, 454904, 568630, 909808, 1137260, 1421575, 1819616, 2274520, 2843150, 4549040, 5686300, 9098080, 11372600, 22745200, 45490400]

約数ペア:

[(1, 45490400), (2, 22745200), (4, 11372600), (5, 9098080), (8, 5686300), (10, 4549040), (16, 2843150), (20, 2274520), (25, 1819616), (32, 1421575), (40, 1137260), (50, 909808), (80, 568630), (100, 454904), (101, 450400), (160, 284315), (200, 227452), (202, 225200), (400, 113726), (404, 112600), (505, 90080), (563, 80800), (800, 56863), (808, 56300), (1010, 45040), (1126, 40400), (1616, 28150), (2020, 22520), (2252, 20200), (2525, 18016), (2815, 16160), (3232, 14075), (4040, 11260), (4504, 10100), (5050, 9008), (5630, 8080)]