54897760

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20183}}^1$

素因数の和:20215

約数の個数: 48

約数和(自身を含む): 137331936

約数和(自身を除く): 82434176

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, 20183, 40366, 80732, 100915, 161464, 201830, 322928, 343111, 403660, 645856, 686222, 807320, 1372444, 1614640, 1715555, 2744888, 3229280, 3431110, 5489776, 6862220, 10979552, 13724440, 27448880, 54897760]

約数ペア:

[(1, 54897760), (2, 27448880), (4, 13724440), (5, 10979552), (8, 6862220), (10, 5489776), (16, 3431110), (17, 3229280), (20, 2744888), (32, 1715555), (34, 1614640), (40, 1372444), (68, 807320), (80, 686222), (85, 645856), (136, 403660), (160, 343111), (170, 322928), (272, 201830), (340, 161464), (544, 100915), (680, 80732), (1360, 40366), (2720, 20183)]