200901545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{557}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 269982720

約数和(自身を除く): 69081175

約数列:

[1, 5, 13, 31, 65, 155, 179, 403, 557, 895, 2015, 2327, 2785, 5549, 7241, 11635, 17267, 27745, 36205, 72137, 86335, 99703, 224471, 360685, 498515, 1122355, 1296139, 3090793, 6480695, 15453965, 40180309, 200901545]

約数ペア:

[(1, 200901545), (5, 40180309), (13, 15453965), (31, 6480695), (65, 3090793), (155, 1296139), (179, 1122355), (403, 498515), (557, 360685), (895, 224471), (2015, 99703), (2327, 86335), (2785, 72137), (5549, 36205), (7241, 27745), (11635, 17267)]