86743520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31891}}^1$

素因数の和:31923

約数の個数: 48

約数和(自身を含む): 216993168

約数和(自身を除く): 130249648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 31891, 63782, 127564, 159455, 255128, 318910, 510256, 542147, 637820, 1020512, 1084294, 1275640, 2168588, 2551280, 2710735, 4337176, 5102560, 5421470, 8674352, 10842940, 17348704, 21685880, 43371760, 86743520]

約数ペア:

[(1, 86743520), (2, 43371760), (4, 21685880), (5, 17348704), (8, 10842940), (10, 8674352), (16, 5421470), (17, 5102560), (20, 4337176), (32, 2710735), (34, 2551280), (40, 2168588), (68, 1275640), (80, 1084294), (85, 1020512), (136, 637820), (160, 542147), (170, 510256), (272, 318910), (340, 255128), (544, 159455), (680, 127564), (1360, 63782), (2720, 31891)]