161039860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{2557}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 350671104

約数和(自身を除く): 189631244

約数列:

[1, 2, 4, 5, 10, 20, 47, 67, 94, 134, 188, 235, 268, 335, 470, 670, 940, 1340, 2557, 3149, 5114, 6298, 10228, 12596, 12785, 15745, 25570, 31490, 51140, 62980, 120179, 171319, 240358, 342638, 480716, 600895, 685276, 856595, 1201790, 1713190, 2403580, 3426380, 8051993, 16103986, 32207972, 40259965, 80519930, 161039860]

約数ペア:

[(1, 161039860), (2, 80519930), (4, 40259965), (5, 32207972), (10, 16103986), (20, 8051993), (47, 3426380), (67, 2403580), (94, 1713190), (134, 1201790), (188, 856595), (235, 685276), (268, 600895), (335, 480716), (470, 342638), (670, 240358), (940, 171319), (1340, 120179), (2557, 62980), (3149, 51140), (5114, 31490), (6298, 25570), (10228, 15745), (12596, 12785)]