8251035

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 15966720

約数和(自身を除く): 7715685

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 131, 195, 221, 247, 255, 285, 323, 393, 655, 663, 741, 969, 1105, 1235, 1615, 1703, 1965, 2227, 2489, 3315, 3705, 4199, 4845, 5109, 6681, 7467, 8515, 11135, 12445, 12597, 20995, 25545, 28951, 32357, 33405, 37335, 42313, 62985, 86853, 97071, 126939, 144755, 161785, 211565, 434265, 485355, 550069, 634695, 1650207, 2750345, 8251035]

約数ペア:

[(1, 8251035), (3, 2750345), (5, 1650207), (13, 634695), (15, 550069), (17, 485355), (19, 434265), (39, 211565), (51, 161785), (57, 144755), (65, 126939), (85, 97071), (95, 86853), (131, 62985), (195, 42313), (221, 37335), (247, 33405), (255, 32357), (285, 28951), (323, 25545), (393, 20995), (655, 12597), (663, 12445), (741, 11135), (969, 8515), (1105, 7467), (1235, 6681), (1615, 5109), (1703, 4845), (1965, 4199), (2227, 3705), (2489, 3315)]