66256000

素因数分解:

$2^7\times 5^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 170417520

約数和(自身を除く): 104161520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 101, 125, 128, 160, 164, 200, 202, 205, 250, 320, 328, 400, 404, 410, 500, 505, 640, 656, 800, 808, 820, 1000, 1010, 1025, 1312, 1600, 1616, 1640, 2000, 2020, 2050, 2525, 2624, 3200, 3232, 3280, 4000, 4040, 4100, 4141, 5050, 5125, 5248, 6464, 6560, 8000, 8080, 8200, 8282, 10100, 10250, 12625, 12928, 13120, 16000, 16160, 16400, 16564, 20200, 20500, 20705, 25250, 26240, 32320, 32800, 33128, 40400, 41000, 41410, 50500, 64640, 65600, 66256, 80800, 82000, 82820, 101000, 103525, 131200, 132512, 161600, 164000, 165640, 202000, 207050, 265024, 323200, 328000, 331280, 404000, 414100, 517625, 530048, 656000, 662560, 808000, 828200, 1035250, 1325120, 1616000, 1656400, 2070500, 2650240, 3312800, 4141000, 6625600, 8282000, 13251200, 16564000, 33128000, 66256000]

約数ペア:

[(1, 66256000), (2, 33128000), (4, 16564000), (5, 13251200), (8, 8282000), (10, 6625600), (16, 4141000), (20, 3312800), (25, 2650240), (32, 2070500), (40, 1656400), (41, 1616000), (50, 1325120), (64, 1035250), (80, 828200), (82, 808000), (100, 662560), (101, 656000), (125, 530048), (128, 517625), (160, 414100), (164, 404000), (200, 331280), (202, 328000), (205, 323200), (250, 265024), (320, 207050), (328, 202000), (400, 165640), (404, 164000), (410, 161600), (500, 132512), (505, 131200), (640, 103525), (656, 101000), (800, 82820), (808, 82000), (820, 80800), (1000, 66256), (1010, 65600), (1025, 64640), (1312, 50500), (1600, 41410), (1616, 41000), (1640, 40400), (2000, 33128), (2020, 32800), (2050, 32320), (2525, 26240), (2624, 25250), (3200, 20705), (3232, 20500), (3280, 20200), (4000, 16564), (4040, 16400), (4100, 16160), (4141, 16000), (5050, 13120), (5125, 12928), (5248, 12625), (6464, 10250), (6560, 10100), (8000, 8282), (8080, 8200)]