501131540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1097}}^1$

素因数の和:1377

約数の個数: 96

約数和(自身を含む): 1301577984

約数和(自身を除く): 800446444

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 251, 260, 364, 455, 502, 910, 1004, 1097, 1255, 1757, 1820, 2194, 2510, 3263, 3514, 4388, 5020, 5485, 6526, 7028, 7679, 8785, 10970, 13052, 14261, 15358, 16315, 17570, 21940, 22841, 28522, 30716, 32630, 35140, 38395, 45682, 57044, 65260, 71305, 76790, 91364, 99827, 114205, 142610, 153580, 199654, 228410, 275347, 285220, 399308, 456820, 499135, 550694, 998270, 1101388, 1376735, 1927429, 1996540, 2753470, 3579511, 3854858, 5506940, 7159022, 7709716, 9637145, 14318044, 17897555, 19274290, 25056577, 35795110, 38548580, 50113154, 71590220, 100226308, 125282885, 250565770, 501131540]

約数ペア:

[(1, 501131540), (2, 250565770), (4, 125282885), (5, 100226308), (7, 71590220), (10, 50113154), (13, 38548580), (14, 35795110), (20, 25056577), (26, 19274290), (28, 17897555), (35, 14318044), (52, 9637145), (65, 7709716), (70, 7159022), (91, 5506940), (130, 3854858), (140, 3579511), (182, 2753470), (251, 1996540), (260, 1927429), (364, 1376735), (455, 1101388), (502, 998270), (910, 550694), (1004, 499135), (1097, 456820), (1255, 399308), (1757, 285220), (1820, 275347), (2194, 228410), (2510, 199654), (3263, 153580), (3514, 142610), (4388, 114205), (5020, 99827), (5485, 91364), (6526, 76790), (7028, 71305), (7679, 65260), (8785, 57044), (10970, 45682), (13052, 38395), (14261, 35140), (15358, 32630), (16315, 30716), (17570, 28522), (21940, 22841)]