73454320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 177167232

約数和(自身を除く): 103712912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 131, 163, 172, 215, 262, 326, 344, 430, 524, 652, 655, 688, 815, 860, 1048, 1304, 1310, 1630, 1720, 2096, 2608, 2620, 3260, 3440, 5240, 5633, 6520, 7009, 10480, 11266, 13040, 14018, 21353, 22532, 28036, 28165, 35045, 42706, 45064, 56072, 56330, 70090, 85412, 90128, 106765, 112144, 112660, 140180, 170824, 213530, 225320, 280360, 341648, 427060, 450640, 560720, 854120, 918179, 1708240, 1836358, 3672716, 4590895, 7345432, 9181790, 14690864, 18363580, 36727160, 73454320]

約数ペア:

[(1, 73454320), (2, 36727160), (4, 18363580), (5, 14690864), (8, 9181790), (10, 7345432), (16, 4590895), (20, 3672716), (40, 1836358), (43, 1708240), (80, 918179), (86, 854120), (131, 560720), (163, 450640), (172, 427060), (215, 341648), (262, 280360), (326, 225320), (344, 213530), (430, 170824), (524, 140180), (652, 112660), (655, 112144), (688, 106765), (815, 90128), (860, 85412), (1048, 70090), (1304, 56330), (1310, 56072), (1630, 45064), (1720, 42706), (2096, 35045), (2608, 28165), (2620, 28036), (3260, 22532), (3440, 21353), (5240, 14018), (5633, 13040), (6520, 11266), (7009, 10480)]