71031968

素因数分解:

$2^5\times 7^2\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 164826900

約数和(自身を除く): 93794932

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 89, 98, 112, 178, 196, 224, 356, 392, 509, 623, 712, 784, 1018, 1246, 1424, 1568, 2036, 2492, 2848, 3563, 4072, 4361, 4984, 7126, 8144, 8722, 9968, 14252, 16288, 17444, 19936, 24941, 28504, 34888, 45301, 49882, 57008, 69776, 90602, 99764, 114016, 139552, 181204, 199528, 317107, 362408, 399056, 634214, 724816, 798112, 1268428, 1449632, 2219749, 2536856, 4439498, 5073712, 8878996, 10147424, 17757992, 35515984, 71031968]

約数ペア:

[(1, 71031968), (2, 35515984), (4, 17757992), (7, 10147424), (8, 8878996), (14, 5073712), (16, 4439498), (28, 2536856), (32, 2219749), (49, 1449632), (56, 1268428), (89, 798112), (98, 724816), (112, 634214), (178, 399056), (196, 362408), (224, 317107), (356, 199528), (392, 181204), (509, 139552), (623, 114016), (712, 99764), (784, 90602), (1018, 69776), (1246, 57008), (1424, 49882), (1568, 45301), (2036, 34888), (2492, 28504), (2848, 24941), (3563, 19936), (4072, 17444), (4361, 16288), (4984, 14252), (7126, 9968), (8144, 8722)]