9999090400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{961451}}^1$

素因数の和:961484

約数の個数: 72

約数和(自身を含む): 26288020584

約数和(自身を除く): 16288930184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 961451, 1922902, 3845804, 4807255, 7691608, 9614510, 12498863, 15383216, 19229020, 24036275, 24997726, 30766432, 38458040, 48072550, 49995452, 62494315, 76916080, 96145100, 99990904, 124988630, 153832160, 192290200, 199981808, 249977260, 312471575, 384580400, 399963616, 499954520, 624943150, 769160800, 999909040, 1249886300, 1999818080, 2499772600, 4999545200, 9999090400]

約数ペア:

[(1, 9999090400), (2, 4999545200), (4, 2499772600), (5, 1999818080), (8, 1249886300), (10, 999909040), (13, 769160800), (16, 624943150), (20, 499954520), (25, 399963616), (26, 384580400), (32, 312471575), (40, 249977260), (50, 199981808), (52, 192290200), (65, 153832160), (80, 124988630), (100, 99990904), (104, 96145100), (130, 76916080), (160, 62494315), (200, 49995452), (208, 48072550), (260, 38458040), (325, 30766432), (400, 24997726), (416, 24036275), (520, 19229020), (650, 15383216), (800, 12498863), (1040, 9614510), (1300, 7691608), (2080, 4807255), (2600, 3845804), (5200, 1922902), (10400, 961451)]