90397300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 226860480

約数和(自身を除く): 136463180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 89, 100, 140, 175, 178, 350, 356, 445, 623, 700, 890, 1246, 1451, 1780, 2225, 2492, 2902, 3115, 4450, 5804, 6230, 7255, 8900, 10157, 12460, 14510, 15575, 20314, 29020, 31150, 36275, 40628, 50785, 62300, 72550, 101570, 129139, 145100, 203140, 253925, 258278, 507850, 516556, 645695, 903973, 1015700, 1291390, 1807946, 2582780, 3228475, 3615892, 4519865, 6456950, 9039730, 12913900, 18079460, 22599325, 45198650, 90397300]

約数ペア:

[(1, 90397300), (2, 45198650), (4, 22599325), (5, 18079460), (7, 12913900), (10, 9039730), (14, 6456950), (20, 4519865), (25, 3615892), (28, 3228475), (35, 2582780), (50, 1807946), (70, 1291390), (89, 1015700), (100, 903973), (140, 645695), (175, 516556), (178, 507850), (350, 258278), (356, 253925), (445, 203140), (623, 145100), (700, 129139), (890, 101570), (1246, 72550), (1451, 62300), (1780, 50785), (2225, 40628), (2492, 36275), (2902, 31150), (3115, 29020), (4450, 20314), (5804, 15575), (6230, 14510), (7255, 12460), (8900, 10157)]