131772320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{857}}^1$

素因数の和:934

約数の個数: 72

約数和(自身を含む): 322053732

約数和(自身を除く): 190281412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 857, 961, 992, 1240, 1714, 1922, 2480, 3428, 3844, 4285, 4805, 4960, 6856, 7688, 8570, 9610, 13712, 15376, 17140, 19220, 26567, 27424, 30752, 34280, 38440, 53134, 68560, 76880, 106268, 132835, 137120, 153760, 212536, 265670, 425072, 531340, 823577, 850144, 1062680, 1647154, 2125360, 3294308, 4117885, 4250720, 6588616, 8235770, 13177232, 16471540, 26354464, 32943080, 65886160, 131772320]

約数ペア:

[(1, 131772320), (2, 65886160), (4, 32943080), (5, 26354464), (8, 16471540), (10, 13177232), (16, 8235770), (20, 6588616), (31, 4250720), (32, 4117885), (40, 3294308), (62, 2125360), (80, 1647154), (124, 1062680), (155, 850144), (160, 823577), (248, 531340), (310, 425072), (496, 265670), (620, 212536), (857, 153760), (961, 137120), (992, 132835), (1240, 106268), (1714, 76880), (1922, 68560), (2480, 53134), (3428, 38440), (3844, 34280), (4285, 30752), (4805, 27424), (4960, 26567), (6856, 19220), (7688, 17140), (8570, 15376), (9610, 13712)]