72653680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82561}}^1$

素因数の和:82585

約数の個数: 40

約数和(自身を含む): 184278384

約数和(自身を除く): 111624704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82561, 165122, 330244, 412805, 660488, 825610, 908171, 1320976, 1651220, 1816342, 3302440, 3632684, 4540855, 6604880, 7265368, 9081710, 14530736, 18163420, 36326840, 72653680]

約数ペア:

[(1, 72653680), (2, 36326840), (4, 18163420), (5, 14530736), (8, 9081710), (10, 7265368), (11, 6604880), (16, 4540855), (20, 3632684), (22, 3302440), (40, 1816342), (44, 1651220), (55, 1320976), (80, 908171), (88, 825610), (110, 660488), (176, 412805), (220, 330244), (440, 165122), (880, 82561)]