78860012

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 177730560

約数和(自身を除く): 98870548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 79, 98, 154, 158, 196, 308, 316, 463, 539, 553, 869, 926, 1078, 1106, 1738, 1852, 2156, 2212, 3241, 3476, 3871, 5093, 6083, 6482, 7742, 10186, 12166, 12964, 15484, 20372, 22687, 24332, 35651, 36577, 42581, 45374, 71302, 73154, 85162, 90748, 142604, 146308, 170324, 249557, 256039, 402347, 499114, 512078, 804694, 998228, 1024156, 1609388, 1792273, 2816429, 3584546, 5632858, 7169092, 11265716, 19715003, 39430006, 78860012]

約数ペア:

[(1, 78860012), (2, 39430006), (4, 19715003), (7, 11265716), (11, 7169092), (14, 5632858), (22, 3584546), (28, 2816429), (44, 1792273), (49, 1609388), (77, 1024156), (79, 998228), (98, 804694), (154, 512078), (158, 499114), (196, 402347), (308, 256039), (316, 249557), (463, 170324), (539, 146308), (553, 142604), (869, 90748), (926, 85162), (1078, 73154), (1106, 71302), (1738, 45374), (1852, 42581), (2156, 36577), (2212, 35651), (3241, 24332), (3476, 22687), (3871, 20372), (5093, 15484), (6083, 12964), (6482, 12166), (7742, 10186)]