53657440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19727}}^1$

素因数の和:19759

約数の個数: 48

約数和(自身を含む): 134229312

約数和(自身を除く): 80571872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 19727, 39454, 78908, 98635, 157816, 197270, 315632, 335359, 394540, 631264, 670718, 789080, 1341436, 1578160, 1676795, 2682872, 3156320, 3353590, 5365744, 6707180, 10731488, 13414360, 26828720, 53657440]

約数ペア:

[(1, 53657440), (2, 26828720), (4, 13414360), (5, 10731488), (8, 6707180), (10, 5365744), (16, 3353590), (17, 3156320), (20, 2682872), (32, 1676795), (34, 1578160), (40, 1341436), (68, 789080), (80, 670718), (85, 631264), (136, 394540), (160, 335359), (170, 315632), (272, 197270), (340, 157816), (544, 98635), (680, 78908), (1360, 39454), (2720, 19727)]