89873120

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1697}}^1$

素因数の和:2043

約数の個数: 48

約数和(自身を含む): 213092208

約数和(自身を除く): 123219088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1324, 1655, 1697, 2648, 3310, 3394, 5296, 6620, 6788, 8485, 10592, 13240, 13576, 16970, 26480, 27152, 33940, 52960, 54304, 67880, 135760, 271520, 561707, 1123414, 2246828, 2808535, 4493656, 5617070, 8987312, 11234140, 17974624, 22468280, 44936560, 89873120]

約数ペア:

[(1, 89873120), (2, 44936560), (4, 22468280), (5, 17974624), (8, 11234140), (10, 8987312), (16, 5617070), (20, 4493656), (32, 2808535), (40, 2246828), (80, 1123414), (160, 561707), (331, 271520), (662, 135760), (1324, 67880), (1655, 54304), (1697, 52960), (2648, 33940), (3310, 27152), (3394, 26480), (5296, 16970), (6620, 13576), (6788, 13240), (8485, 10592)]