163642490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 340927488

約数和(自身を除く): 177284998

約数列:

[1, 2, 5, 10, 11, 22, 31, 37, 55, 62, 74, 110, 155, 185, 310, 341, 370, 407, 682, 814, 1147, 1297, 1705, 2035, 2294, 2594, 3410, 4070, 5735, 6485, 11470, 12617, 12970, 14267, 25234, 28534, 40207, 47989, 63085, 71335, 80414, 95978, 126170, 142670, 201035, 239945, 402070, 442277, 479890, 527879, 884554, 1055758, 1487659, 2211385, 2639395, 2975318, 4422770, 5278790, 7438295, 14876590, 16364249, 32728498, 81821245, 163642490]

約数ペア:

[(1, 163642490), (2, 81821245), (5, 32728498), (10, 16364249), (11, 14876590), (22, 7438295), (31, 5278790), (37, 4422770), (55, 2975318), (62, 2639395), (74, 2211385), (110, 1487659), (155, 1055758), (185, 884554), (310, 527879), (341, 479890), (370, 442277), (407, 402070), (682, 239945), (814, 201035), (1147, 142670), (1297, 126170), (1705, 95978), (2035, 80414), (2294, 71335), (2594, 63085), (3410, 47989), (4070, 40207), (5735, 28534), (6485, 25234), (11470, 14267), (12617, 12970)]