16490950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 36640512

約数和(自身を除く): 20149562

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 53, 70, 98, 106, 127, 175, 245, 254, 265, 350, 371, 490, 530, 635, 742, 889, 1225, 1270, 1325, 1778, 1855, 2450, 2597, 2650, 3175, 3710, 4445, 5194, 6223, 6350, 6731, 8890, 9275, 12446, 12985, 13462, 18550, 22225, 25970, 31115, 33655, 44450, 47117, 62230, 64925, 67310, 94234, 129850, 155575, 168275, 235585, 311150, 329819, 336550, 471170, 659638, 1177925, 1649095, 2355850, 3298190, 8245475, 16490950]

約数ペア:

[(1, 16490950), (2, 8245475), (5, 3298190), (7, 2355850), (10, 1649095), (14, 1177925), (25, 659638), (35, 471170), (49, 336550), (50, 329819), (53, 311150), (70, 235585), (98, 168275), (106, 155575), (127, 129850), (175, 94234), (245, 67310), (254, 64925), (265, 62230), (350, 47117), (371, 44450), (490, 33655), (530, 31115), (635, 25970), (742, 22225), (889, 18550), (1225, 13462), (1270, 12985), (1325, 12446), (1778, 9275), (1855, 8890), (2450, 6731), (2597, 6350), (2650, 6223), (3175, 5194), (3710, 4445)]