78860240

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5507}}^1$

素因数の和:5699

約数の個数: 40

約数和(自身を含む): 184407840

約数和(自身を除く): 105547600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 5507, 7160, 11014, 14320, 22028, 27535, 44056, 55070, 88112, 110140, 220280, 440560, 985753, 1971506, 3943012, 4928765, 7886024, 9857530, 15772048, 19715060, 39430120, 78860240]

約数ペア:

[(1, 78860240), (2, 39430120), (4, 19715060), (5, 15772048), (8, 9857530), (10, 7886024), (16, 4928765), (20, 3943012), (40, 1971506), (80, 985753), (179, 440560), (358, 220280), (716, 110140), (895, 88112), (1432, 55070), (1790, 44056), (2864, 27535), (3580, 22028), (5507, 14320), (7160, 11014)]