40688895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 74317824

約数和(自身を除く): 33628929

約数列:

[1, 3, 5, 13, 15, 31, 39, 53, 65, 93, 127, 155, 159, 195, 265, 381, 403, 465, 635, 689, 795, 1209, 1643, 1651, 1905, 2015, 2067, 3445, 3937, 4929, 4953, 6045, 6731, 8215, 8255, 10335, 11811, 19685, 20193, 21359, 24645, 24765, 33655, 51181, 59055, 64077, 87503, 100965, 106795, 153543, 208661, 255905, 262509, 320385, 437515, 625983, 767715, 1043305, 1312545, 2712593, 3129915, 8137779, 13562965, 40688895]

約数ペア:

[(1, 40688895), (3, 13562965), (5, 8137779), (13, 3129915), (15, 2712593), (31, 1312545), (39, 1043305), (53, 767715), (65, 625983), (93, 437515), (127, 320385), (155, 262509), (159, 255905), (195, 208661), (265, 153543), (381, 106795), (403, 100965), (465, 87503), (635, 64077), (689, 59055), (795, 51181), (1209, 33655), (1643, 24765), (1651, 24645), (1905, 21359), (2015, 20193), (2067, 19685), (3445, 11811), (3937, 10335), (4929, 8255), (4953, 8215), (6045, 6731)]