65743220

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{9931}}^1$

素因数の和:10271

約数の個数: 24

約数和(自身を含む): 138491808

約数和(自身を除く): 72748588

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 9931, 19862, 39724, 49655, 99310, 198620, 3287161, 6574322, 13148644, 16435805, 32871610, 65743220]

約数ペア:

[(1, 65743220), (2, 32871610), (4, 16435805), (5, 13148644), (10, 6574322), (20, 3287161), (331, 198620), (662, 99310), (1324, 49655), (1655, 39724), (3310, 19862), (6620, 9931)]