89612860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1319}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 195148800

約数和(自身を除く): 105535940

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1319, 1580, 2638, 3397, 5276, 6595, 6794, 13190, 13588, 16985, 26380, 33970, 56717, 67940, 104201, 113434, 208402, 226868, 283585, 416804, 521005, 567170, 1042010, 1134340, 2084020, 4480643, 8961286, 17922572, 22403215, 44806430, 89612860]

約数ペア:

[(1, 89612860), (2, 44806430), (4, 22403215), (5, 17922572), (10, 8961286), (20, 4480643), (43, 2084020), (79, 1134340), (86, 1042010), (158, 567170), (172, 521005), (215, 416804), (316, 283585), (395, 226868), (430, 208402), (790, 113434), (860, 104201), (1319, 67940), (1580, 56717), (2638, 33970), (3397, 26380), (5276, 16985), (6595, 13588), (6794, 13190)]