501142000

素因数分解:

$2^4\times 5^3\times {\mathrm{127}}^1\times {\mathrm{1973}}^1$

素因数の和:2123

約数の個数: 80

約数和(自身を含む): 1221921792

約数和(自身を除く): 720779792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 127, 200, 250, 254, 400, 500, 508, 635, 1000, 1016, 1270, 1973, 2000, 2032, 2540, 3175, 3946, 5080, 6350, 7892, 9865, 10160, 12700, 15784, 15875, 19730, 25400, 31568, 31750, 39460, 49325, 50800, 63500, 78920, 98650, 127000, 157840, 197300, 246625, 250571, 254000, 394600, 493250, 501142, 789200, 986500, 1002284, 1252855, 1973000, 2004568, 2505710, 3946000, 4009136, 5011420, 6264275, 10022840, 12528550, 20045680, 25057100, 31321375, 50114200, 62642750, 100228400, 125285500, 250571000, 501142000]

約数ペア:

[(1, 501142000), (2, 250571000), (4, 125285500), (5, 100228400), (8, 62642750), (10, 50114200), (16, 31321375), (20, 25057100), (25, 20045680), (40, 12528550), (50, 10022840), (80, 6264275), (100, 5011420), (125, 4009136), (127, 3946000), (200, 2505710), (250, 2004568), (254, 1973000), (400, 1252855), (500, 1002284), (508, 986500), (635, 789200), (1000, 501142), (1016, 493250), (1270, 394600), (1973, 254000), (2000, 250571), (2032, 246625), (2540, 197300), (3175, 157840), (3946, 127000), (5080, 98650), (6350, 78920), (7892, 63500), (9865, 50800), (10160, 49325), (12700, 39460), (15784, 31750), (15875, 31568), (19730, 25400)]