1855360100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{6563}}^1$

素因数の和:6845

約数の個数: 72

約数和(自身を含む): 4409905248

約数和(自身を除く): 2554545148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 257, 275, 514, 550, 1028, 1100, 1285, 2570, 2827, 5140, 5654, 6425, 6563, 11308, 12850, 13126, 14135, 25700, 26252, 28270, 32815, 56540, 65630, 70675, 72193, 131260, 141350, 144386, 164075, 282700, 288772, 328150, 360965, 656300, 721930, 1443860, 1686691, 1804825, 3373382, 3609650, 6746764, 7219300, 8433455, 16866910, 18553601, 33733820, 37107202, 42167275, 74214404, 84334550, 92768005, 168669100, 185536010, 371072020, 463840025, 927680050, 1855360100]

約数ペア:

[(1, 1855360100), (2, 927680050), (4, 463840025), (5, 371072020), (10, 185536010), (11, 168669100), (20, 92768005), (22, 84334550), (25, 74214404), (44, 42167275), (50, 37107202), (55, 33733820), (100, 18553601), (110, 16866910), (220, 8433455), (257, 7219300), (275, 6746764), (514, 3609650), (550, 3373382), (1028, 1804825), (1100, 1686691), (1285, 1443860), (2570, 721930), (2827, 656300), (5140, 360965), (5654, 328150), (6425, 288772), (6563, 282700), (11308, 164075), (12850, 144386), (13126, 141350), (14135, 131260), (25700, 72193), (26252, 70675), (28270, 65630), (32815, 56540)]