799280

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 1895712

約数和(自身を除く): 1096432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 103, 194, 206, 388, 412, 485, 515, 776, 824, 970, 1030, 1552, 1648, 1940, 2060, 3880, 4120, 7760, 8240, 9991, 19982, 39964, 49955, 79928, 99910, 159856, 199820, 399640, 799280]

約数ペア:

[(1, 799280), (2, 399640), (4, 199820), (5, 159856), (8, 99910), (10, 79928), (16, 49955), (20, 39964), (40, 19982), (80, 9991), (97, 8240), (103, 7760), (194, 4120), (206, 3880), (388, 2060), (412, 1940), (485, 1648), (515, 1552), (776, 1030), (824, 970)]