1298830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 2568384

約数和(自身を除く): 1269554

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 103, 130, 194, 206, 485, 515, 970, 1030, 1261, 1339, 2522, 2678, 6305, 6695, 9991, 12610, 13390, 19982, 49955, 99910, 129883, 259766, 649415, 1298830]

約数ペア:

[(1, 1298830), (2, 649415), (5, 259766), (10, 129883), (13, 99910), (26, 49955), (65, 19982), (97, 13390), (103, 12610), (130, 9991), (194, 6695), (206, 6305), (485, 2678), (515, 2522), (970, 1339), (1030, 1261)]