68706520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{191}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 172005120

約数和(自身を除く): 103298600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 191, 230, 340, 382, 391, 460, 529, 680, 764, 782, 920, 955, 1058, 1528, 1564, 1910, 1955, 2116, 2645, 3128, 3247, 3820, 3910, 4232, 4393, 5290, 6494, 7640, 7820, 8786, 8993, 10580, 12988, 15640, 16235, 17572, 17986, 21160, 21965, 25976, 32470, 35144, 35972, 43930, 44965, 64940, 71944, 74681, 87860, 89930, 101039, 129880, 149362, 175720, 179860, 202078, 298724, 359720, 373405, 404156, 505195, 597448, 746810, 808312, 1010390, 1493620, 1717663, 2020780, 2987240, 3435326, 4041560, 6870652, 8588315, 13741304, 17176630, 34353260, 68706520]

約数ペア:

[(1, 68706520), (2, 34353260), (4, 17176630), (5, 13741304), (8, 8588315), (10, 6870652), (17, 4041560), (20, 3435326), (23, 2987240), (34, 2020780), (40, 1717663), (46, 1493620), (68, 1010390), (85, 808312), (92, 746810), (115, 597448), (136, 505195), (170, 404156), (184, 373405), (191, 359720), (230, 298724), (340, 202078), (382, 179860), (391, 175720), (460, 149362), (529, 129880), (680, 101039), (764, 89930), (782, 87860), (920, 74681), (955, 71944), (1058, 64940), (1528, 44965), (1564, 43930), (1910, 35972), (1955, 35144), (2116, 32470), (2645, 25976), (3128, 21965), (3247, 21160), (3820, 17986), (3910, 17572), (4232, 16235), (4393, 15640), (5290, 12988), (6494, 10580), (7640, 8993), (7820, 8786)]