105347980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{809}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 235146240

約数和(自身を除く): 129798260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 383, 766, 809, 1532, 1618, 1915, 3236, 3830, 4045, 6511, 7660, 8090, 13022, 13753, 16180, 26044, 27506, 32555, 55012, 65110, 68765, 130220, 137530, 275060, 309847, 619694, 1239388, 1549235, 3098470, 5267399, 6196940, 10534798, 21069596, 26336995, 52673990, 105347980]

約数ペア:

[(1, 105347980), (2, 52673990), (4, 26336995), (5, 21069596), (10, 10534798), (17, 6196940), (20, 5267399), (34, 3098470), (68, 1549235), (85, 1239388), (170, 619694), (340, 309847), (383, 275060), (766, 137530), (809, 130220), (1532, 68765), (1618, 65110), (1915, 55012), (3236, 32555), (3830, 27506), (4045, 26044), (6511, 16180), (7660, 13753), (8090, 13022)]