1640742918

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{883}}^1$

素因数の和:1157

約数の個数: 64

約数和(自身を含む): 3475180800

約数和(自身を除く): 1834437882

約数列:

[1, 2, 3, 6, 29, 58, 59, 87, 118, 174, 177, 181, 354, 362, 543, 883, 1086, 1711, 1766, 2649, 3422, 5133, 5249, 5298, 10266, 10498, 10679, 15747, 21358, 25607, 31494, 32037, 51214, 52097, 64074, 76821, 104194, 153642, 156291, 159823, 309691, 312582, 319646, 479469, 619382, 929073, 958938, 1510813, 1858146, 3021626, 4532439, 4634867, 9064878, 9269734, 9429557, 13904601, 18859114, 27809202, 28288671, 56577342, 273457153, 546914306, 820371459, 1640742918]

約数ペア:

[(1, 1640742918), (2, 820371459), (3, 546914306), (6, 273457153), (29, 56577342), (58, 28288671), (59, 27809202), (87, 18859114), (118, 13904601), (174, 9429557), (177, 9269734), (181, 9064878), (354, 4634867), (362, 4532439), (543, 3021626), (883, 1858146), (1086, 1510813), (1711, 958938), (1766, 929073), (2649, 619382), (3422, 479469), (5133, 319646), (5249, 312582), (5298, 309691), (10266, 159823), (10498, 156291), (10679, 153642), (15747, 104194), (21358, 76821), (25607, 64074), (31494, 52097), (32037, 51214)]