1000755080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:751

約数の個数: 128

約数和(自身を含む): 2570400000

約数和(自身を除く): 1569644920

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 199, 247, 260, 380, 398, 494, 509, 520, 760, 796, 988, 995, 1018, 1235, 1592, 1976, 1990, 2036, 2470, 2545, 2587, 3781, 3980, 4072, 4940, 5090, 5174, 6617, 7562, 7960, 9671, 9880, 10180, 10348, 12935, 13234, 15124, 18905, 19342, 20360, 20696, 25870, 26468, 30248, 33085, 37810, 38684, 48355, 49153, 51740, 52936, 66170, 75620, 77368, 96710, 98306, 101291, 103480, 125723, 132340, 151240, 193420, 196612, 202582, 245765, 251446, 264680, 386840, 393224, 405164, 491530, 502892, 506455, 628615, 810328, 983060, 1005784, 1012910, 1257230, 1316783, 1924529, 1966120, 2025820, 2514460, 2633566, 3849058, 4051640, 5028920, 5267132, 6583915, 7698116, 9622645, 10534264, 13167830, 15396232, 19245290, 25018877, 26335660, 38490580, 50037754, 52671320, 76981160, 100075508, 125094385, 200151016, 250188770, 500377540, 1000755080]

約数ペア:

[(1, 1000755080), (2, 500377540), (4, 250188770), (5, 200151016), (8, 125094385), (10, 100075508), (13, 76981160), (19, 52671320), (20, 50037754), (26, 38490580), (38, 26335660), (40, 25018877), (52, 19245290), (65, 15396232), (76, 13167830), (95, 10534264), (104, 9622645), (130, 7698116), (152, 6583915), (190, 5267132), (199, 5028920), (247, 4051640), (260, 3849058), (380, 2633566), (398, 2514460), (494, 2025820), (509, 1966120), (520, 1924529), (760, 1316783), (796, 1257230), (988, 1012910), (995, 1005784), (1018, 983060), (1235, 810328), (1592, 628615), (1976, 506455), (1990, 502892), (2036, 491530), (2470, 405164), (2545, 393224), (2587, 386840), (3781, 264680), (3980, 251446), (4072, 245765), (4940, 202582), (5090, 196612), (5174, 193420), (6617, 151240), (7562, 132340), (7960, 125723), (9671, 103480), (9880, 101291), (10180, 98306), (10348, 96710), (12935, 77368), (13234, 75620), (15124, 66170), (18905, 52936), (19342, 51740), (20360, 49153), (20696, 48355), (25870, 38684), (26468, 37810), (30248, 33085)]