80781498

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1367}}^1$

素因数の和:1456

約数の個数: 72

約数和(自身を含む): 206792352

約数和(自身を除く): 126010854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 67, 98, 126, 134, 147, 201, 294, 402, 441, 469, 603, 882, 938, 1206, 1367, 1407, 2734, 2814, 3283, 4101, 4221, 6566, 8202, 8442, 9569, 9849, 12303, 19138, 19698, 24606, 28707, 29547, 57414, 59094, 66983, 86121, 91589, 133966, 172242, 183178, 200949, 274767, 401898, 549534, 602847, 641123, 824301, 1205694, 1282246, 1648602, 1923369, 3846738, 4487861, 5770107, 8975722, 11540214, 13463583, 26927166, 40390749, 80781498]

約数ペア:

[(1, 80781498), (2, 40390749), (3, 26927166), (6, 13463583), (7, 11540214), (9, 8975722), (14, 5770107), (18, 4487861), (21, 3846738), (42, 1923369), (49, 1648602), (63, 1282246), (67, 1205694), (98, 824301), (126, 641123), (134, 602847), (147, 549534), (201, 401898), (294, 274767), (402, 200949), (441, 183178), (469, 172242), (603, 133966), (882, 91589), (938, 86121), (1206, 66983), (1367, 59094), (1407, 57414), (2734, 29547), (2814, 28707), (3283, 24606), (4101, 19698), (4221, 19138), (6566, 12303), (8202, 9849), (8442, 9569)]