72612230

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 71088250

約数列:

[1, 2, 5, 10, 29, 31, 41, 58, 62, 82, 145, 155, 197, 205, 290, 310, 394, 410, 899, 985, 1189, 1271, 1798, 1970, 2378, 2542, 4495, 5713, 5945, 6107, 6355, 8077, 8990, 11426, 11890, 12214, 12710, 16154, 28565, 30535, 36859, 40385, 57130, 61070, 73718, 80770, 177103, 184295, 234233, 250387, 354206, 368590, 468466, 500774, 885515, 1171165, 1251935, 1771030, 2342330, 2503870, 7261223, 14522446, 36306115, 72612230]

約数ペア:

[(1, 72612230), (2, 36306115), (5, 14522446), (10, 7261223), (29, 2503870), (31, 2342330), (41, 1771030), (58, 1251935), (62, 1171165), (82, 885515), (145, 500774), (155, 468466), (197, 368590), (205, 354206), (290, 250387), (310, 234233), (394, 184295), (410, 177103), (899, 80770), (985, 73718), (1189, 61070), (1271, 57130), (1798, 40385), (1970, 36859), (2378, 30535), (2542, 28565), (4495, 16154), (5713, 12710), (5945, 12214), (6107, 11890), (6355, 11426), (8077, 8990)]