200958160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{971}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 506217600

約数和(自身を除く): 305259440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 199, 208, 260, 398, 520, 796, 971, 995, 1040, 1592, 1942, 1990, 2587, 3184, 3884, 3980, 4855, 5174, 7768, 7960, 9710, 10348, 12623, 12935, 15536, 15920, 19420, 20696, 25246, 25870, 38840, 41392, 50492, 51740, 63115, 77680, 100984, 103480, 126230, 193229, 201968, 206960, 252460, 386458, 504920, 772916, 966145, 1009840, 1545832, 1932290, 2511977, 3091664, 3864580, 5023954, 7729160, 10047908, 12559885, 15458320, 20095816, 25119770, 40191632, 50239540, 100479080, 200958160]

約数ペア:

[(1, 200958160), (2, 100479080), (4, 50239540), (5, 40191632), (8, 25119770), (10, 20095816), (13, 15458320), (16, 12559885), (20, 10047908), (26, 7729160), (40, 5023954), (52, 3864580), (65, 3091664), (80, 2511977), (104, 1932290), (130, 1545832), (199, 1009840), (208, 966145), (260, 772916), (398, 504920), (520, 386458), (796, 252460), (971, 206960), (995, 201968), (1040, 193229), (1592, 126230), (1942, 103480), (1990, 100984), (2587, 77680), (3184, 63115), (3884, 51740), (3980, 50492), (4855, 41392), (5174, 38840), (7768, 25870), (7960, 25246), (9710, 20696), (10348, 19420), (12623, 15920), (12935, 15536)]