200721035

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1777}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 268833600

約数和(自身を除く): 68112565

約数列:

[1, 5, 19, 29, 41, 95, 145, 205, 551, 779, 1189, 1777, 2755, 3895, 5945, 8885, 22591, 33763, 51533, 72857, 112955, 168815, 257665, 364285, 979127, 1384283, 2112853, 4895635, 6921415, 10564265, 40144207, 200721035]

約数ペア:

[(1, 200721035), (5, 40144207), (19, 10564265), (29, 6921415), (41, 4895635), (95, 2112853), (145, 1384283), (205, 979127), (551, 364285), (779, 257665), (1189, 168815), (1777, 112955), (2755, 72857), (3895, 51533), (5945, 33763), (8885, 22591)]