660487876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{4999}}^1$

素因数の和:5116

約数の個数: 48

約数和(自身を含む): 1285200000

約数和(自身を除く): 624712124

約数列:

[1, 2, 4, 17, 29, 34, 58, 67, 68, 116, 134, 268, 493, 986, 1139, 1943, 1972, 2278, 3886, 4556, 4999, 7772, 9998, 19996, 33031, 66062, 84983, 132124, 144971, 169966, 289942, 334933, 339932, 579884, 669866, 1339732, 2464507, 4929014, 5693861, 9713057, 9858028, 11387722, 19426114, 22775444, 38852228, 165121969, 330243938, 660487876]

約数ペア:

[(1, 660487876), (2, 330243938), (4, 165121969), (17, 38852228), (29, 22775444), (34, 19426114), (58, 11387722), (67, 9858028), (68, 9713057), (116, 5693861), (134, 4929014), (268, 2464507), (493, 1339732), (986, 669866), (1139, 579884), (1943, 339932), (1972, 334933), (2278, 289942), (3886, 169966), (4556, 144971), (4999, 132124), (7772, 84983), (9998, 66062), (19996, 33031)]