80525520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1153}}^1$

素因数の和:1269

約数の個数: 120

約数和(自身を含む): 273456456

約数和(自身を除く): 192930936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 970, 1153, 1164, 1455, 1552, 1746, 1940, 2306, 2328, 2910, 3459, 3492, 3880, 4365, 4612, 4656, 5765, 5820, 6918, 6984, 7760, 8730, 9224, 10377, 11530, 11640, 13836, 13968, 17295, 17460, 18448, 20754, 23060, 23280, 27672, 34590, 34920, 41508, 46120, 51885, 55344, 69180, 69840, 83016, 92240, 103770, 111841, 138360, 166032, 207540, 223682, 276720, 335523, 415080, 447364, 559205, 671046, 830160, 894728, 1006569, 1118410, 1342092, 1677615, 1789456, 2013138, 2236820, 2684184, 3355230, 4026276, 4473640, 5032845, 5368368, 6710460, 8052552, 8947280, 10065690, 13420920, 16105104, 20131380, 26841840, 40262760, 80525520]

約数ペア:

[(1, 80525520), (2, 40262760), (3, 26841840), (4, 20131380), (5, 16105104), (6, 13420920), (8, 10065690), (9, 8947280), (10, 8052552), (12, 6710460), (15, 5368368), (16, 5032845), (18, 4473640), (20, 4026276), (24, 3355230), (30, 2684184), (36, 2236820), (40, 2013138), (45, 1789456), (48, 1677615), (60, 1342092), (72, 1118410), (80, 1006569), (90, 894728), (97, 830160), (120, 671046), (144, 559205), (180, 447364), (194, 415080), (240, 335523), (291, 276720), (360, 223682), (388, 207540), (485, 166032), (582, 138360), (720, 111841), (776, 103770), (873, 92240), (970, 83016), (1153, 69840), (1164, 69180), (1455, 55344), (1552, 51885), (1746, 46120), (1940, 41508), (2306, 34920), (2328, 34590), (2910, 27672), (3459, 23280), (3492, 23060), (3880, 20754), (4365, 18448), (4612, 17460), (4656, 17295), (5765, 13968), (5820, 13836), (6918, 11640), (6984, 11530), (7760, 10377), (8730, 9224)]