210823525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 303284160

約数和(自身を除く): 92460635

約数列:

[1, 5, 11, 19, 25, 55, 95, 157, 209, 257, 275, 475, 785, 1045, 1285, 1727, 2827, 2983, 3925, 4883, 5225, 6425, 8635, 14135, 14915, 24415, 32813, 40349, 43175, 53713, 70675, 74575, 122075, 164065, 201745, 268565, 443839, 766631, 820325, 1008725, 1342825, 2219195, 3833155, 8432941, 11095975, 19165775, 42164705, 210823525]

約数ペア:

[(1, 210823525), (5, 42164705), (11, 19165775), (19, 11095975), (25, 8432941), (55, 3833155), (95, 2219195), (157, 1342825), (209, 1008725), (257, 820325), (275, 766631), (475, 443839), (785, 268565), (1045, 201745), (1285, 164065), (1727, 122075), (2827, 74575), (2983, 70675), (3925, 53713), (4883, 43175), (5225, 40349), (6425, 32813), (8635, 24415), (14135, 14915)]