97730900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 218736000

約数和(自身を除く): 121005100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 89, 100, 139, 158, 178, 278, 316, 356, 395, 445, 556, 695, 790, 890, 1390, 1580, 1780, 1975, 2225, 2780, 3475, 3950, 4450, 6950, 7031, 7900, 8900, 10981, 12371, 13900, 14062, 21962, 24742, 28124, 35155, 43924, 49484, 54905, 61855, 70310, 109810, 123710, 140620, 175775, 219620, 247420, 274525, 309275, 351550, 549050, 618550, 703100, 977309, 1098100, 1237100, 1954618, 3909236, 4886545, 9773090, 19546180, 24432725, 48865450, 97730900]

約数ペア:

[(1, 97730900), (2, 48865450), (4, 24432725), (5, 19546180), (10, 9773090), (20, 4886545), (25, 3909236), (50, 1954618), (79, 1237100), (89, 1098100), (100, 977309), (139, 703100), (158, 618550), (178, 549050), (278, 351550), (316, 309275), (356, 274525), (395, 247420), (445, 219620), (556, 175775), (695, 140620), (790, 123710), (890, 109810), (1390, 70310), (1580, 61855), (1780, 54905), (1975, 49484), (2225, 43924), (2780, 35155), (3475, 28124), (3950, 24742), (4450, 21962), (6950, 14062), (7031, 13900), (7900, 12371), (8900, 10981)]