78989260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4993}}^1$

素因数の和:5122

約数の個数: 48

約数和(自身を含む): 191290176

約数和(自身を除く): 112300916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 4993, 7910, 9986, 15820, 19972, 24965, 34951, 49930, 69902, 99860, 139804, 174755, 349510, 564209, 699020, 1128418, 2256836, 2821045, 3949463, 5642090, 7898926, 11284180, 15797852, 19747315, 39494630, 78989260]

約数ペア:

[(1, 78989260), (2, 39494630), (4, 19747315), (5, 15797852), (7, 11284180), (10, 7898926), (14, 5642090), (20, 3949463), (28, 2821045), (35, 2256836), (70, 1128418), (113, 699020), (140, 564209), (226, 349510), (452, 174755), (565, 139804), (791, 99860), (1130, 69902), (1582, 49930), (2260, 34951), (3164, 24965), (3955, 19972), (4993, 15820), (7910, 9986)]