201538720

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{14153}}^1$

素因数の和:14257

約数の個数: 48

約数和(自身を含む): 481519080

約数和(自身を除く): 279980360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 7120, 14153, 14240, 28306, 56612, 70765, 113224, 141530, 226448, 283060, 452896, 566120, 1132240, 1259617, 2264480, 2519234, 5038468, 6298085, 10076936, 12596170, 20153872, 25192340, 40307744, 50384680, 100769360, 201538720]

約数ペア:

[(1, 201538720), (2, 100769360), (4, 50384680), (5, 40307744), (8, 25192340), (10, 20153872), (16, 12596170), (20, 10076936), (32, 6298085), (40, 5038468), (80, 2519234), (89, 2264480), (160, 1259617), (178, 1132240), (356, 566120), (445, 452896), (712, 283060), (890, 226448), (1424, 141530), (1780, 113224), (2848, 70765), (3560, 56612), (7120, 28306), (14153, 14240)]