65175020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3391}}^1$

素因数の和:3462

約数の個数: 36

約数和(自身を含む): 141466752

約数和(自身を除く): 76291732

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3391, 3844, 4805, 6782, 9610, 13564, 16955, 19220, 33910, 67820, 105121, 210242, 420484, 525605, 1051210, 2102420, 3258751, 6517502, 13035004, 16293755, 32587510, 65175020]

約数ペア:

[(1, 65175020), (2, 32587510), (4, 16293755), (5, 13035004), (10, 6517502), (20, 3258751), (31, 2102420), (62, 1051210), (124, 525605), (155, 420484), (310, 210242), (620, 105121), (961, 67820), (1922, 33910), (3391, 19220), (3844, 16955), (4805, 13564), (6782, 9610)]