70979920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1124

約数の個数: 80

約数和(自身を含む): 182488320

約数和(自身を除く): 111508400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 632, 790, 869, 880, 1021, 1264, 1580, 1738, 2042, 3160, 3476, 4084, 4345, 5105, 6320, 6952, 8168, 8690, 10210, 11231, 13904, 16336, 17380, 20420, 22462, 34760, 40840, 44924, 56155, 69520, 80659, 81680, 89848, 112310, 161318, 179696, 224620, 322636, 403295, 449240, 645272, 806590, 887249, 898480, 1290544, 1613180, 1774498, 3226360, 3548996, 4436245, 6452720, 7097992, 8872490, 14195984, 17744980, 35489960, 70979920]

約数ペア:

[(1, 70979920), (2, 35489960), (4, 17744980), (5, 14195984), (8, 8872490), (10, 7097992), (11, 6452720), (16, 4436245), (20, 3548996), (22, 3226360), (40, 1774498), (44, 1613180), (55, 1290544), (79, 898480), (80, 887249), (88, 806590), (110, 645272), (158, 449240), (176, 403295), (220, 322636), (316, 224620), (395, 179696), (440, 161318), (632, 112310), (790, 89848), (869, 81680), (880, 80659), (1021, 69520), (1264, 56155), (1580, 44924), (1738, 40840), (2042, 34760), (3160, 22462), (3476, 20420), (4084, 17380), (4345, 16336), (5105, 13904), (6320, 11231), (6952, 10210), (8168, 8690)]