13638082180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1\times {\mathrm{15601}}^1$

素因数の和:16120

約数の個数: 48

約数和(自身を含む): 28976658480

約数和(自身を除く): 15338576300

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 401, 436, 545, 802, 1090, 1604, 2005, 2180, 4010, 8020, 15601, 31202, 43709, 62404, 78005, 87418, 156010, 174836, 218545, 312020, 437090, 874180, 1700509, 3401018, 6256001, 6802036, 8502545, 12512002, 17005090, 25024004, 31280005, 34010180, 62560010, 125120020, 681904109, 1363808218, 2727616436, 3409520545, 6819041090, 13638082180]

約数ペア:

[(1, 13638082180), (2, 6819041090), (4, 3409520545), (5, 2727616436), (10, 1363808218), (20, 681904109), (109, 125120020), (218, 62560010), (401, 34010180), (436, 31280005), (545, 25024004), (802, 17005090), (1090, 12512002), (1604, 8502545), (2005, 6802036), (2180, 6256001), (4010, 3401018), (8020, 1700509), (15601, 874180), (31202, 437090), (43709, 312020), (62404, 218545), (78005, 174836), (87418, 156010)]