90488120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{78007}}^1$

素因数の和:78047

約数の個数: 32

約数和(自身を含む): 210621600

約数和(自身を除く): 120133480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 78007, 156014, 312028, 390035, 624056, 780070, 1560140, 2262203, 3120280, 4524406, 9048812, 11311015, 18097624, 22622030, 45244060, 90488120]

約数ペア:

[(1, 90488120), (2, 45244060), (4, 22622030), (5, 18097624), (8, 11311015), (10, 9048812), (20, 4524406), (29, 3120280), (40, 2262203), (58, 1560140), (116, 780070), (145, 624056), (232, 390035), (290, 312028), (580, 156014), (1160, 78007)]