169623280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{653}}^1$

素因数の和:874

約数の個数: 80

約数和(自身を含む): 420401664

約数和(自身を除く): 250778384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 191, 272, 340, 382, 653, 680, 764, 955, 1306, 1360, 1528, 1910, 2612, 3056, 3247, 3265, 3820, 5224, 6494, 6530, 7640, 10448, 11101, 12988, 13060, 15280, 16235, 22202, 25976, 26120, 32470, 44404, 51952, 52240, 55505, 64940, 88808, 111010, 124723, 129880, 177616, 222020, 249446, 259760, 444040, 498892, 623615, 888080, 997784, 1247230, 1995568, 2120291, 2494460, 4240582, 4988920, 8481164, 9977840, 10601455, 16962328, 21202910, 33924656, 42405820, 84811640, 169623280]

約数ペア:

[(1, 169623280), (2, 84811640), (4, 42405820), (5, 33924656), (8, 21202910), (10, 16962328), (16, 10601455), (17, 9977840), (20, 8481164), (34, 4988920), (40, 4240582), (68, 2494460), (80, 2120291), (85, 1995568), (136, 1247230), (170, 997784), (191, 888080), (272, 623615), (340, 498892), (382, 444040), (653, 259760), (680, 249446), (764, 222020), (955, 177616), (1306, 129880), (1360, 124723), (1528, 111010), (1910, 88808), (2612, 64940), (3056, 55505), (3247, 52240), (3265, 51952), (3820, 44404), (5224, 32470), (6494, 26120), (6530, 25976), (7640, 22202), (10448, 16235), (11101, 15280), (12988, 13060)]