1650989440

素因数分解:

$2^7\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{2099}}^1$

素因数の和:3347

約数の個数: 64

約数和(自身を含む): 3951990000

約数和(自身を除く): 2301000560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1229, 2099, 2458, 4198, 4916, 6145, 8396, 9832, 10495, 12290, 16792, 19664, 20990, 24580, 33584, 39328, 41980, 49160, 67168, 78656, 83960, 98320, 134336, 157312, 167920, 196640, 268672, 335840, 393280, 671680, 786560, 1343360, 2579671, 5159342, 10318684, 12898355, 20637368, 25796710, 41274736, 51593420, 82549472, 103186840, 165098944, 206373680, 330197888, 412747360, 825494720, 1650989440]

約数ペア:

[(1, 1650989440), (2, 825494720), (4, 412747360), (5, 330197888), (8, 206373680), (10, 165098944), (16, 103186840), (20, 82549472), (32, 51593420), (40, 41274736), (64, 25796710), (80, 20637368), (128, 12898355), (160, 10318684), (320, 5159342), (640, 2579671), (1229, 1343360), (2099, 786560), (2458, 671680), (4198, 393280), (4916, 335840), (6145, 268672), (8396, 196640), (9832, 167920), (10495, 157312), (12290, 134336), (16792, 98320), (19664, 83960), (20990, 78656), (24580, 67168), (33584, 49160), (39328, 41980)]