71728048

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 166782976

約数和(自身を除く): 95054928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 73, 112, 124, 146, 217, 248, 283, 292, 434, 496, 511, 566, 584, 868, 1022, 1132, 1168, 1736, 1981, 2044, 2263, 2264, 3472, 3962, 4088, 4526, 4528, 7924, 8176, 8773, 9052, 15841, 15848, 17546, 18104, 20659, 31682, 31696, 35092, 36208, 41318, 61411, 63364, 70184, 82636, 122822, 126728, 140368, 144613, 165272, 245644, 253456, 289226, 330544, 491288, 578452, 640429, 982576, 1156904, 1280858, 2313808, 2561716, 4483003, 5123432, 8966006, 10246864, 17932012, 35864024, 71728048]

約数ペア:

[(1, 71728048), (2, 35864024), (4, 17932012), (7, 10246864), (8, 8966006), (14, 5123432), (16, 4483003), (28, 2561716), (31, 2313808), (56, 1280858), (62, 1156904), (73, 982576), (112, 640429), (124, 578452), (146, 491288), (217, 330544), (248, 289226), (283, 253456), (292, 245644), (434, 165272), (496, 144613), (511, 140368), (566, 126728), (584, 122822), (868, 82636), (1022, 70184), (1132, 63364), (1168, 61411), (1736, 41318), (1981, 36208), (2044, 35092), (2263, 31696), (2264, 31682), (3472, 20659), (3962, 18104), (4088, 17546), (4526, 15848), (4528, 15841), (7924, 9052), (8176, 8773)]