77155280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:684

約数の個数: 80

約数和(自身を含む): 188987904

約数和(自身を除く): 111832624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 424, 496, 530, 587, 620, 848, 1060, 1174, 1240, 1643, 2120, 2348, 2480, 2935, 3286, 4240, 4696, 5870, 6572, 8215, 9392, 11740, 13144, 16430, 18197, 23480, 26288, 31111, 32860, 36394, 46960, 62222, 65720, 72788, 90985, 124444, 131440, 145576, 155555, 181970, 248888, 291152, 311110, 363940, 497776, 622220, 727880, 964441, 1244440, 1455760, 1928882, 2488880, 3857764, 4822205, 7715528, 9644410, 15431056, 19288820, 38577640, 77155280]

約数ペア:

[(1, 77155280), (2, 38577640), (4, 19288820), (5, 15431056), (8, 9644410), (10, 7715528), (16, 4822205), (20, 3857764), (31, 2488880), (40, 1928882), (53, 1455760), (62, 1244440), (80, 964441), (106, 727880), (124, 622220), (155, 497776), (212, 363940), (248, 311110), (265, 291152), (310, 248888), (424, 181970), (496, 155555), (530, 145576), (587, 131440), (620, 124444), (848, 90985), (1060, 72788), (1174, 65720), (1240, 62222), (1643, 46960), (2120, 36394), (2348, 32860), (2480, 31111), (2935, 26288), (3286, 23480), (4240, 18197), (4696, 16430), (5870, 13144), (6572, 11740), (8215, 9392)]