869180260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 2006726400

約数和(自身を除く): 1137546140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 157, 199, 214, 260, 314, 398, 428, 535, 628, 785, 796, 995, 1070, 1391, 1570, 1990, 2041, 2140, 2587, 2782, 3140, 3980, 4082, 5174, 5564, 6955, 8164, 10205, 10348, 12935, 13910, 16799, 20410, 21293, 25870, 27820, 31243, 33598, 40820, 42586, 51740, 62486, 67196, 83995, 85172, 106465, 124972, 156215, 167990, 212930, 218387, 276809, 312430, 335980, 406159, 425860, 436774, 553618, 624860, 812318, 873548, 1091935, 1107236, 1384045, 1624636, 2030795, 2183870, 2768090, 3343001, 4061590, 4367740, 5536180, 6686002, 8123180, 13372004, 16715005, 33430010, 43459013, 66860020, 86918026, 173836052, 217295065, 434590130, 869180260]

約数ペア:

[(1, 869180260), (2, 434590130), (4, 217295065), (5, 173836052), (10, 86918026), (13, 66860020), (20, 43459013), (26, 33430010), (52, 16715005), (65, 13372004), (107, 8123180), (130, 6686002), (157, 5536180), (199, 4367740), (214, 4061590), (260, 3343001), (314, 2768090), (398, 2183870), (428, 2030795), (535, 1624636), (628, 1384045), (785, 1107236), (796, 1091935), (995, 873548), (1070, 812318), (1391, 624860), (1570, 553618), (1990, 436774), (2041, 425860), (2140, 406159), (2587, 335980), (2782, 312430), (3140, 276809), (3980, 218387), (4082, 212930), (5174, 167990), (5564, 156215), (6955, 124972), (8164, 106465), (10205, 85172), (10348, 83995), (12935, 67196), (13910, 62486), (16799, 51740), (20410, 42586), (21293, 40820), (25870, 33598), (27820, 31243)]