202120775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{6361}}^1$

素因数の和:6443

約数の個数: 24

約数和(自身を含む): 265066368

約数和(自身を除く): 62945593

約数列:

[1, 5, 25, 31, 41, 155, 205, 775, 1025, 1271, 6355, 6361, 31775, 31805, 159025, 197191, 260801, 985955, 1304005, 4929775, 6520025, 8084831, 40424155, 202120775]

約数ペア:

[(1, 202120775), (5, 40424155), (25, 8084831), (31, 6520025), (41, 4929775), (155, 1304005), (205, 985955), (775, 260801), (1025, 197191), (1271, 159025), (6355, 31805), (6361, 31775)]