63878000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:124

約数の個数: 120

約数和(自身を含む): 166648560

約数和(自身を除く): 102770560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 41, 50, 76, 80, 82, 95, 100, 125, 152, 164, 190, 200, 205, 250, 304, 328, 380, 400, 410, 475, 500, 656, 760, 779, 820, 950, 1000, 1025, 1520, 1558, 1640, 1681, 1900, 2000, 2050, 2375, 3116, 3280, 3362, 3800, 3895, 4100, 4750, 5125, 6232, 6724, 7600, 7790, 8200, 8405, 9500, 10250, 12464, 13448, 15580, 16400, 16810, 19000, 19475, 20500, 26896, 31160, 31939, 33620, 38000, 38950, 41000, 42025, 62320, 63878, 67240, 77900, 82000, 84050, 97375, 127756, 134480, 155800, 159695, 168100, 194750, 210125, 255512, 311600, 319390, 336200, 389500, 420250, 511024, 638780, 672400, 779000, 798475, 840500, 1277560, 1558000, 1596950, 1681000, 2555120, 3193900, 3362000, 3992375, 6387800, 7984750, 12775600, 15969500, 31939000, 63878000]

約数ペア:

[(1, 63878000), (2, 31939000), (4, 15969500), (5, 12775600), (8, 7984750), (10, 6387800), (16, 3992375), (19, 3362000), (20, 3193900), (25, 2555120), (38, 1681000), (40, 1596950), (41, 1558000), (50, 1277560), (76, 840500), (80, 798475), (82, 779000), (95, 672400), (100, 638780), (125, 511024), (152, 420250), (164, 389500), (190, 336200), (200, 319390), (205, 311600), (250, 255512), (304, 210125), (328, 194750), (380, 168100), (400, 159695), (410, 155800), (475, 134480), (500, 127756), (656, 97375), (760, 84050), (779, 82000), (820, 77900), (950, 67240), (1000, 63878), (1025, 62320), (1520, 42025), (1558, 41000), (1640, 38950), (1681, 38000), (1900, 33620), (2000, 31939), (2050, 31160), (2375, 26896), (3116, 20500), (3280, 19475), (3362, 19000), (3800, 16810), (3895, 16400), (4100, 15580), (4750, 13448), (5125, 12464), (6232, 10250), (6724, 9500), (7600, 8405), (7790, 8200)]