194391080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 487960200

約数和(自身を除く): 293569120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 389, 403, 520, 620, 778, 806, 961, 1240, 1556, 1612, 1922, 1945, 2015, 3112, 3224, 3844, 3890, 4030, 4805, 5057, 7688, 7780, 8060, 9610, 10114, 12059, 12493, 15560, 16120, 19220, 20228, 24118, 24986, 25285, 38440, 40456, 48236, 49972, 50570, 60295, 62465, 96472, 99944, 101140, 120590, 124930, 156767, 202280, 241180, 249860, 313534, 373829, 482360, 499720, 627068, 747658, 783835, 1254136, 1495316, 1567670, 1869145, 2990632, 3135340, 3738290, 4859777, 6270680, 7476580, 9719554, 14953160, 19439108, 24298885, 38878216, 48597770, 97195540, 194391080]

約数ペア:

[(1, 194391080), (2, 97195540), (4, 48597770), (5, 38878216), (8, 24298885), (10, 19439108), (13, 14953160), (20, 9719554), (26, 7476580), (31, 6270680), (40, 4859777), (52, 3738290), (62, 3135340), (65, 2990632), (104, 1869145), (124, 1567670), (130, 1495316), (155, 1254136), (248, 783835), (260, 747658), (310, 627068), (389, 499720), (403, 482360), (520, 373829), (620, 313534), (778, 249860), (806, 241180), (961, 202280), (1240, 156767), (1556, 124930), (1612, 120590), (1922, 101140), (1945, 99944), (2015, 96472), (3112, 62465), (3224, 60295), (3844, 50570), (3890, 49972), (4030, 48236), (4805, 40456), (5057, 38440), (7688, 25285), (7780, 24986), (8060, 24118), (9610, 20228), (10114, 19220), (12059, 16120), (12493, 15560)]