1567998900100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19192153}}^1$

素因数の和:19192229

約数の個数: 72

約数和(自身を含む): 3664933727840

約数和(自身を除く): 2096934827740

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 190, 215, 380, 430, 475, 817, 860, 950, 1075, 1634, 1900, 2150, 3268, 4085, 4300, 8170, 16340, 20425, 40850, 81700, 19192153, 38384306, 76768612, 95960765, 191921530, 364650907, 383843060, 479803825, 729301814, 825262579, 959607650, 1458603628, 1650525158, 1823254535, 1919215300, 3301050316, 3646509070, 4126312895, 7293018140, 8252625790, 9116272675, 15679989001, 16505251580, 18232545350, 20631564475, 31359978002, 36465090700, 41263128950, 62719956004, 78399945005, 82526257900, 156799890010, 313599780020, 391999725025, 783999450050, 1567998900100]

約数ペア:

[(1, 1567998900100), (2, 783999450050), (4, 391999725025), (5, 313599780020), (10, 156799890010), (19, 82526257900), (20, 78399945005), (25, 62719956004), (38, 41263128950), (43, 36465090700), (50, 31359978002), (76, 20631564475), (86, 18232545350), (95, 16505251580), (100, 15679989001), (172, 9116272675), (190, 8252625790), (215, 7293018140), (380, 4126312895), (430, 3646509070), (475, 3301050316), (817, 1919215300), (860, 1823254535), (950, 1650525158), (1075, 1458603628), (1634, 959607650), (1900, 825262579), (2150, 729301814), (3268, 479803825), (4085, 383843060), (4300, 364650907), (8170, 191921530), (16340, 95960765), (20425, 76768612), (40850, 38384306), (81700, 19192153)]