80593720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 187038720

約数和(自身を除く): 106445000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 163, 188, 235, 263, 326, 376, 470, 526, 652, 815, 940, 1052, 1304, 1315, 1630, 1880, 2104, 2630, 3260, 5260, 6520, 7661, 10520, 12361, 15322, 24722, 30644, 38305, 42869, 49444, 61288, 61805, 76610, 85738, 98888, 123610, 153220, 171476, 214345, 247220, 306440, 342952, 428690, 494440, 857380, 1714760, 2014843, 4029686, 8059372, 10074215, 16118744, 20148430, 40296860, 80593720]

約数ペア:

[(1, 80593720), (2, 40296860), (4, 20148430), (5, 16118744), (8, 10074215), (10, 8059372), (20, 4029686), (40, 2014843), (47, 1714760), (94, 857380), (163, 494440), (188, 428690), (235, 342952), (263, 306440), (326, 247220), (376, 214345), (470, 171476), (526, 153220), (652, 123610), (815, 98888), (940, 85738), (1052, 76610), (1304, 61805), (1315, 61288), (1630, 49444), (1880, 42869), (2104, 38305), (2630, 30644), (3260, 24722), (5260, 15322), (6520, 12361), (7661, 10520)]