18107650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 38442852

約数和(自身を除く): 20335202

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 73, 82, 110, 121, 146, 205, 242, 275, 365, 410, 451, 550, 605, 730, 803, 902, 1025, 1210, 1606, 1825, 2050, 2255, 2993, 3025, 3650, 4015, 4510, 4961, 5986, 6050, 8030, 8833, 9922, 11275, 14965, 17666, 20075, 22550, 24805, 29930, 32923, 40150, 44165, 49610, 65846, 74825, 88330, 124025, 149650, 164615, 220825, 248050, 329230, 362153, 441650, 724306, 823075, 1646150, 1810765, 3621530, 9053825, 18107650]

約数ペア:

[(1, 18107650), (2, 9053825), (5, 3621530), (10, 1810765), (11, 1646150), (22, 823075), (25, 724306), (41, 441650), (50, 362153), (55, 329230), (73, 248050), (82, 220825), (110, 164615), (121, 149650), (146, 124025), (205, 88330), (242, 74825), (275, 65846), (365, 49610), (410, 44165), (451, 40150), (550, 32923), (605, 29930), (730, 24805), (803, 22550), (902, 20075), (1025, 17666), (1210, 14965), (1606, 11275), (1825, 9922), (2050, 8833), (2255, 8030), (2993, 6050), (3025, 5986), (3650, 4961), (4015, 4510)]