51130520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1417

約数の個数: 96

約数和(自身を含む): 140972400

約数和(自身を除く): 89841880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 931, 980, 1064, 1330, 1373, 1862, 1960, 2660, 2746, 3724, 4655, 5320, 5492, 6865, 7448, 9310, 9611, 10984, 13730, 18620, 19222, 26087, 27460, 37240, 38444, 48055, 52174, 54920, 67277, 76888, 96110, 104348, 130435, 134554, 182609, 192220, 208696, 260870, 269108, 336385, 365218, 384440, 521740, 538216, 672770, 730436, 913045, 1043480, 1278263, 1345540, 1460872, 1826090, 2556526, 2691080, 3652180, 5113052, 6391315, 7304360, 10226104, 12782630, 25565260, 51130520]

約数ペア:

[(1, 51130520), (2, 25565260), (4, 12782630), (5, 10226104), (7, 7304360), (8, 6391315), (10, 5113052), (14, 3652180), (19, 2691080), (20, 2556526), (28, 1826090), (35, 1460872), (38, 1345540), (40, 1278263), (49, 1043480), (56, 913045), (70, 730436), (76, 672770), (95, 538216), (98, 521740), (133, 384440), (140, 365218), (152, 336385), (190, 269108), (196, 260870), (245, 208696), (266, 192220), (280, 182609), (380, 134554), (392, 130435), (490, 104348), (532, 96110), (665, 76888), (760, 67277), (931, 54920), (980, 52174), (1064, 48055), (1330, 38444), (1373, 37240), (1862, 27460), (1960, 26087), (2660, 19222), (2746, 18620), (3724, 13730), (4655, 10984), (5320, 9611), (5492, 9310), (6865, 7448)]