66239140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 163296000

約数和(自身を除く): 97056860

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 89, 110, 170, 178, 187, 199, 220, 340, 356, 374, 398, 445, 748, 796, 890, 935, 979, 995, 1513, 1780, 1870, 1958, 1990, 2189, 3026, 3383, 3740, 3916, 3980, 4378, 4895, 6052, 6766, 7565, 8756, 9790, 10945, 13532, 15130, 16643, 16915, 17711, 19580, 21890, 30260, 33286, 33830, 35422, 37213, 43780, 66572, 67660, 70844, 74426, 83215, 88555, 148852, 166430, 177110, 186065, 194821, 301087, 332860, 354220, 372130, 389642, 602174, 744260, 779284, 974105, 1204348, 1505435, 1948210, 3010870, 3311957, 3896420, 6021740, 6623914, 13247828, 16559785, 33119570, 66239140]

約数ペア:

[(1, 66239140), (2, 33119570), (4, 16559785), (5, 13247828), (10, 6623914), (11, 6021740), (17, 3896420), (20, 3311957), (22, 3010870), (34, 1948210), (44, 1505435), (55, 1204348), (68, 974105), (85, 779284), (89, 744260), (110, 602174), (170, 389642), (178, 372130), (187, 354220), (199, 332860), (220, 301087), (340, 194821), (356, 186065), (374, 177110), (398, 166430), (445, 148852), (748, 88555), (796, 83215), (890, 74426), (935, 70844), (979, 67660), (995, 66572), (1513, 43780), (1780, 37213), (1870, 35422), (1958, 33830), (1990, 33286), (2189, 30260), (3026, 21890), (3383, 19580), (3740, 17711), (3916, 16915), (3980, 16643), (4378, 15130), (4895, 13532), (6052, 10945), (6766, 9790), (7565, 8756)]