77206280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 179625600

約数和(自身を除く): 102419320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 179, 205, 263, 328, 358, 410, 526, 716, 820, 895, 1052, 1315, 1432, 1640, 1790, 2104, 2630, 3580, 5260, 7160, 7339, 10520, 10783, 14678, 21566, 29356, 36695, 43132, 47077, 53915, 58712, 73390, 86264, 94154, 107830, 146780, 188308, 215660, 235385, 293560, 376616, 431320, 470770, 941540, 1883080, 1930157, 3860314, 7720628, 9650785, 15441256, 19301570, 38603140, 77206280]

約数ペア:

[(1, 77206280), (2, 38603140), (4, 19301570), (5, 15441256), (8, 9650785), (10, 7720628), (20, 3860314), (40, 1930157), (41, 1883080), (82, 941540), (164, 470770), (179, 431320), (205, 376616), (263, 293560), (328, 235385), (358, 215660), (410, 188308), (526, 146780), (716, 107830), (820, 94154), (895, 86264), (1052, 73390), (1315, 58712), (1432, 53915), (1640, 47077), (1790, 43132), (2104, 36695), (2630, 29356), (3580, 21566), (5260, 14678), (7160, 10783), (7339, 10520)]