72886356040

素因数分解:

$2^3\times 5^1\times {\mathrm{1777}}^1\times {\mathrm{1025413}}^1$

素因数の和:1027201

約数の個数: 32

約数和(自身を含む): 164086748280

約数和(自身を除く): 91200392240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1777, 3554, 7108, 8885, 14216, 17770, 35540, 71080, 1025413, 2050826, 4101652, 5127065, 8203304, 10254130, 20508260, 41016520, 1822158901, 3644317802, 7288635604, 9110794505, 14577271208, 18221589010, 36443178020, 72886356040]

約数ペア:

[(1, 72886356040), (2, 36443178020), (4, 18221589010), (5, 14577271208), (8, 9110794505), (10, 7288635604), (20, 3644317802), (40, 1822158901), (1777, 41016520), (3554, 20508260), (7108, 10254130), (8885, 8203304), (14216, 5127065), (17770, 4101652), (35540, 2050826), (71080, 1025413)]