78119925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4217}}^1$

素因数の和:4262

約数の個数: 48

約数和(自身を含む): 146448960

約数和(自身を除く): 68329035

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 475, 741, 975, 1235, 1425, 3705, 4217, 6175, 12651, 18525, 21085, 54821, 63255, 80123, 105425, 164463, 240369, 274105, 316275, 400615, 822315, 1041599, 1201845, 1370525, 2003075, 3124797, 4111575, 5207995, 6009225, 15623985, 26039975, 78119925]

約数ペア:

[(1, 78119925), (3, 26039975), (5, 15623985), (13, 6009225), (15, 5207995), (19, 4111575), (25, 3124797), (39, 2003075), (57, 1370525), (65, 1201845), (75, 1041599), (95, 822315), (195, 400615), (247, 316275), (285, 274105), (325, 240369), (475, 164463), (741, 105425), (975, 80123), (1235, 63255), (1425, 54821), (3705, 21085), (4217, 18525), (6175, 12651)]