65788820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3659}}^1$

素因数の和:3728

約数の個数: 48

約数和(自身を含む): 147571200

約数和(自身を除く): 81782380

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 3659, 4495, 7318, 8990, 14636, 17980, 18295, 36590, 73180, 106111, 113429, 212222, 226858, 424444, 453716, 530555, 567145, 1061110, 1134290, 2122220, 2268580, 3289441, 6578882, 13157764, 16447205, 32894410, 65788820]

約数ペア:

[(1, 65788820), (2, 32894410), (4, 16447205), (5, 13157764), (10, 6578882), (20, 3289441), (29, 2268580), (31, 2122220), (58, 1134290), (62, 1061110), (116, 567145), (124, 530555), (145, 453716), (155, 424444), (290, 226858), (310, 212222), (580, 113429), (620, 106111), (899, 73180), (1798, 36590), (3596, 18295), (3659, 17980), (4495, 14636), (7318, 8990)]