30580025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 48389760

約数和(自身を除く): 17809735

約数列:

[1, 5, 7, 17, 19, 25, 35, 85, 95, 119, 133, 175, 323, 425, 475, 541, 595, 665, 1615, 2261, 2705, 2975, 3325, 3787, 8075, 9197, 10279, 11305, 13525, 18935, 45985, 51395, 56525, 64379, 71953, 94675, 174743, 229925, 256975, 321895, 359765, 873715, 1223201, 1609475, 1798825, 4368575, 6116005, 30580025]

約数ペア:

[(1, 30580025), (5, 6116005), (7, 4368575), (17, 1798825), (19, 1609475), (25, 1223201), (35, 873715), (85, 359765), (95, 321895), (119, 256975), (133, 229925), (175, 174743), (323, 94675), (425, 71953), (475, 64379), (541, 56525), (595, 51395), (665, 45985), (1615, 18935), (2261, 13525), (2705, 11305), (2975, 10279), (3325, 9197), (3787, 8075)]