66920750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 137592000

約数和(自身を除く): 70671250

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 59, 65, 118, 125, 130, 250, 295, 325, 349, 590, 650, 698, 767, 1475, 1534, 1625, 1745, 2950, 3250, 3490, 3835, 4537, 7375, 7670, 8725, 9074, 14750, 17450, 19175, 20591, 22685, 38350, 41182, 43625, 45370, 87250, 95875, 102955, 113425, 191750, 205910, 226850, 267683, 514775, 535366, 567125, 1029550, 1134250, 1338415, 2573875, 2676830, 5147750, 6692075, 13384150, 33460375, 66920750]

約数ペア:

[(1, 66920750), (2, 33460375), (5, 13384150), (10, 6692075), (13, 5147750), (25, 2676830), (26, 2573875), (50, 1338415), (59, 1134250), (65, 1029550), (118, 567125), (125, 535366), (130, 514775), (250, 267683), (295, 226850), (325, 205910), (349, 191750), (590, 113425), (650, 102955), (698, 95875), (767, 87250), (1475, 45370), (1534, 43625), (1625, 41182), (1745, 38350), (2950, 22685), (3250, 20591), (3490, 19175), (3835, 17450), (4537, 14750), (7375, 9074), (7670, 8725)]