72485888

素因数分解:

$2^{10}\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1088

約数の個数: 44

約数和(自身を含む): 147089232

約数和(自身を除く): 74603344

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 512, 568, 997, 1024, 1136, 1994, 2272, 3988, 4544, 7976, 9088, 15952, 18176, 31904, 36352, 63808, 70787, 72704, 127616, 141574, 255232, 283148, 510464, 566296, 1020928, 1132592, 2265184, 4530368, 9060736, 18121472, 36242944, 72485888]

約数ペア:

[(1, 72485888), (2, 36242944), (4, 18121472), (8, 9060736), (16, 4530368), (32, 2265184), (64, 1132592), (71, 1020928), (128, 566296), (142, 510464), (256, 283148), (284, 255232), (512, 141574), (568, 127616), (997, 72704), (1024, 70787), (1136, 63808), (1994, 36352), (2272, 31904), (3988, 18176), (4544, 15952), (7976, 9088)]