79958560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 208039104

約数和(自身を除く): 128080544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 181, 220, 251, 352, 362, 440, 502, 724, 880, 905, 1004, 1255, 1448, 1760, 1810, 1991, 2008, 2510, 2761, 2896, 3620, 3982, 4016, 5020, 5522, 5792, 7240, 7964, 8032, 9955, 10040, 11044, 13805, 14480, 15928, 19910, 20080, 22088, 27610, 28960, 31856, 39820, 40160, 44176, 45431, 55220, 63712, 79640, 88352, 90862, 110440, 159280, 181724, 220880, 227155, 318560, 363448, 441760, 454310, 499741, 726896, 908620, 999482, 1453792, 1817240, 1998964, 2498705, 3634480, 3997928, 4997410, 7268960, 7995856, 9994820, 15991712, 19989640, 39979280, 79958560]

約数ペア:

[(1, 79958560), (2, 39979280), (4, 19989640), (5, 15991712), (8, 9994820), (10, 7995856), (11, 7268960), (16, 4997410), (20, 3997928), (22, 3634480), (32, 2498705), (40, 1998964), (44, 1817240), (55, 1453792), (80, 999482), (88, 908620), (110, 726896), (160, 499741), (176, 454310), (181, 441760), (220, 363448), (251, 318560), (352, 227155), (362, 220880), (440, 181724), (502, 159280), (724, 110440), (880, 90862), (905, 88352), (1004, 79640), (1255, 63712), (1448, 55220), (1760, 45431), (1810, 44176), (1991, 40160), (2008, 39820), (2510, 31856), (2761, 28960), (2896, 27610), (3620, 22088), (3982, 20080), (4016, 19910), (5020, 15928), (5522, 14480), (5792, 13805), (7240, 11044), (7964, 10040), (8032, 9955)]