202123160

素因数分解:

$2^3\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{3659}}^1$

素因数の和:5051

約数の個数: 32

約数和(自身を含む): 455230800

約数和(自身を除く): 253107640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1381, 2762, 3659, 5524, 6905, 7318, 11048, 13810, 14636, 18295, 27620, 29272, 36590, 55240, 73180, 146360, 5053079, 10106158, 20212316, 25265395, 40424632, 50530790, 101061580, 202123160]

約数ペア:

[(1, 202123160), (2, 101061580), (4, 50530790), (5, 40424632), (8, 25265395), (10, 20212316), (20, 10106158), (40, 5053079), (1381, 146360), (2762, 73180), (3659, 55240), (5524, 36590), (6905, 29272), (7318, 27620), (11048, 18295), (13810, 14636)]