70291988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 136604160

約数和(自身を除く): 66312172

約数列:

[1, 2, 4, 13, 26, 52, 71, 79, 142, 158, 241, 284, 316, 482, 923, 964, 1027, 1846, 2054, 3133, 3692, 4108, 5609, 6266, 11218, 12532, 17111, 19039, 22436, 34222, 38078, 68444, 72917, 76156, 145834, 222443, 247507, 291668, 444886, 495014, 889772, 990028, 1351769, 2703538, 5407076, 17572997, 35145994, 70291988]

約数ペア:

[(1, 70291988), (2, 35145994), (4, 17572997), (13, 5407076), (26, 2703538), (52, 1351769), (71, 990028), (79, 889772), (142, 495014), (158, 444886), (241, 291668), (284, 247507), (316, 222443), (482, 145834), (923, 76156), (964, 72917), (1027, 68444), (1846, 38078), (2054, 34222), (3133, 22436), (3692, 19039), (4108, 17111), (5609, 12532), (6266, 11218)]