87279160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2872

約数の個数: 64

約数和(自身を含む): 211831200

約数和(自身を除く): 124552040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 2801, 3116, 3895, 5602, 6232, 7790, 11204, 14005, 15580, 22408, 28010, 31160, 53219, 56020, 106438, 112040, 114841, 212876, 229682, 266095, 425752, 459364, 532190, 574205, 918728, 1064380, 1148410, 2128760, 2181979, 2296820, 4363958, 4593640, 8727916, 10909895, 17455832, 21819790, 43639580, 87279160]

約数ペア:

[(1, 87279160), (2, 43639580), (4, 21819790), (5, 17455832), (8, 10909895), (10, 8727916), (19, 4593640), (20, 4363958), (38, 2296820), (40, 2181979), (41, 2128760), (76, 1148410), (82, 1064380), (95, 918728), (152, 574205), (164, 532190), (190, 459364), (205, 425752), (328, 266095), (380, 229682), (410, 212876), (760, 114841), (779, 112040), (820, 106438), (1558, 56020), (1640, 53219), (2801, 31160), (3116, 28010), (3895, 22408), (5602, 15580), (6232, 14005), (7790, 11204)]