74278945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 100122624

約数和(自身を除く): 25843679

約数列:

[1, 5, 13, 31, 65, 155, 191, 193, 403, 955, 965, 2015, 2483, 2509, 5921, 5983, 12415, 12545, 29605, 29915, 36863, 76973, 77779, 184315, 384865, 388895, 479219, 1142753, 2396095, 5713765, 14855789, 74278945]

約数ペア:

[(1, 74278945), (5, 14855789), (13, 5713765), (31, 2396095), (65, 1142753), (155, 479219), (191, 388895), (193, 384865), (403, 184315), (955, 77779), (965, 76973), (2015, 36863), (2483, 29915), (2509, 29605), (5921, 12545), (5983, 12415)]