88880080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65353}}^1$

素因数の和:65383

約数の個数: 40

約数和(自身を含む): 218805192

約数和(自身を除く): 129925112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 65353, 130706, 261412, 326765, 522824, 653530, 1045648, 1111001, 1307060, 2222002, 2614120, 4444004, 5228240, 5555005, 8888008, 11110010, 17776016, 22220020, 44440040, 88880080]

約数ペア:

[(1, 88880080), (2, 44440040), (4, 22220020), (5, 17776016), (8, 11110010), (10, 8888008), (16, 5555005), (17, 5228240), (20, 4444004), (34, 2614120), (40, 2222002), (68, 1307060), (80, 1111001), (85, 1045648), (136, 653530), (170, 522824), (272, 326765), (340, 261412), (680, 130706), (1360, 65353)]