40625584

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{37897}}^1$

素因数の和:37972

約数の個数: 20

約数和(自身を含む): 79888984

約数和(自身を除く): 39263400

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 37897, 75794, 151588, 303176, 606352, 2539099, 5078198, 10156396, 20312792, 40625584]

約数ペア:

[(1, 40625584), (2, 20312792), (4, 10156396), (8, 5078198), (16, 2539099), (67, 606352), (134, 303176), (268, 151588), (536, 75794), (1072, 37897)]