83966415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 154344960

約数和(自身を除く): 70378545

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 131, 173, 195, 247, 285, 393, 519, 655, 741, 865, 1235, 1703, 1965, 2249, 2489, 2595, 3287, 3705, 5109, 6747, 7467, 8515, 9861, 11245, 12445, 16435, 22663, 25545, 32357, 33735, 37335, 42731, 49305, 67989, 97071, 113315, 128193, 161785, 213655, 294619, 339945, 430597, 485355, 640965, 883857, 1291791, 1473095, 2152985, 4419285, 5597761, 6458955, 16793283, 27988805, 83966415]

約数ペア:

[(1, 83966415), (3, 27988805), (5, 16793283), (13, 6458955), (15, 5597761), (19, 4419285), (39, 2152985), (57, 1473095), (65, 1291791), (95, 883857), (131, 640965), (173, 485355), (195, 430597), (247, 339945), (285, 294619), (393, 213655), (519, 161785), (655, 128193), (741, 113315), (865, 97071), (1235, 67989), (1703, 49305), (1965, 42731), (2249, 37335), (2489, 33735), (2595, 32357), (3287, 25545), (3705, 22663), (5109, 16435), (6747, 12445), (7467, 11245), (8515, 9861)]