19097225

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 28926720

約数和(自身を除く): 9829495

約数列:

[1, 5, 7, 25, 29, 35, 53, 71, 145, 175, 203, 265, 355, 371, 497, 725, 1015, 1325, 1537, 1775, 1855, 2059, 2485, 3763, 5075, 7685, 9275, 10295, 10759, 12425, 14413, 18815, 26341, 38425, 51475, 53795, 72065, 94075, 109127, 131705, 268975, 360325, 545635, 658525, 763889, 2728175, 3819445, 19097225]

約数ペア:

[(1, 19097225), (5, 3819445), (7, 2728175), (25, 763889), (29, 658525), (35, 545635), (53, 360325), (71, 268975), (145, 131705), (175, 109127), (203, 94075), (265, 72065), (355, 53795), (371, 51475), (497, 38425), (725, 26341), (1015, 18815), (1325, 14413), (1537, 12425), (1775, 10759), (1855, 10295), (2059, 9275), (2485, 7685), (3763, 5075)]