169156790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 341521920

約数和(自身を除く): 172365130

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 121, 142, 179, 242, 355, 358, 605, 710, 781, 895, 1210, 1331, 1562, 1790, 1969, 2662, 3905, 3938, 6655, 7810, 8591, 9845, 12709, 13310, 17182, 19690, 21659, 25418, 42955, 43318, 63545, 85910, 94501, 108295, 127090, 139799, 189002, 216590, 238249, 279598, 472505, 476498, 698995, 945010, 1191245, 1397990, 1537789, 2382490, 3075578, 7688945, 15377890, 16915679, 33831358, 84578395, 169156790]

約数ペア:

[(1, 169156790), (2, 84578395), (5, 33831358), (10, 16915679), (11, 15377890), (22, 7688945), (55, 3075578), (71, 2382490), (110, 1537789), (121, 1397990), (142, 1191245), (179, 945010), (242, 698995), (355, 476498), (358, 472505), (605, 279598), (710, 238249), (781, 216590), (895, 189002), (1210, 139799), (1331, 127090), (1562, 108295), (1790, 94501), (1969, 85910), (2662, 63545), (3905, 43318), (3938, 42955), (6655, 25418), (7810, 21659), (8591, 19690), (9845, 17182), (12709, 13310)]