201054920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26879}}^1$

素因数の和:26918

約数の個数: 64

約数和(自身を含む): 522547200

約数和(自身を除く): 321492280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 26879, 53758, 107516, 134395, 215032, 268790, 295669, 456943, 537580, 591338, 913886, 1075160, 1182676, 1478345, 1827772, 2284715, 2365352, 2956690, 3655544, 4569430, 5026373, 5913380, 9138860, 10052746, 11826760, 18277720, 20105492, 25131865, 40210984, 50263730, 100527460, 201054920]

約数ペア:

[(1, 201054920), (2, 100527460), (4, 50263730), (5, 40210984), (8, 25131865), (10, 20105492), (11, 18277720), (17, 11826760), (20, 10052746), (22, 9138860), (34, 5913380), (40, 5026373), (44, 4569430), (55, 3655544), (68, 2956690), (85, 2365352), (88, 2284715), (110, 1827772), (136, 1478345), (170, 1182676), (187, 1075160), (220, 913886), (340, 591338), (374, 537580), (440, 456943), (680, 295669), (748, 268790), (935, 215032), (1496, 134395), (1870, 107516), (3740, 53758), (7480, 26879)]