64031360

素因数分解:

$2^7\times 5^1\times {\mathrm{100049}}^1$

素因数の和:100068

約数の個数: 32

約数和(自身を含む): 153076500

約数和(自身を除く): 89045140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 100049, 200098, 400196, 500245, 800392, 1000490, 1600784, 2000980, 3201568, 4001960, 6403136, 8003920, 12806272, 16007840, 32015680, 64031360]

約数ペア:

[(1, 64031360), (2, 32015680), (4, 16007840), (5, 12806272), (8, 8003920), (10, 6403136), (16, 4001960), (20, 3201568), (32, 2000980), (40, 1600784), (64, 1000490), (80, 800392), (128, 500245), (160, 400196), (320, 200098), (640, 100049)]