65984380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6121}}^1$

素因数の和:6155

約数の個数: 72

約数和(自身を含む): 175872816

約数和(自身を除く): 109888436

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 6121, 10780, 12242, 24484, 30605, 42847, 61210, 67331, 85694, 122420, 134662, 171388, 214235, 269324, 299929, 336655, 428470, 471317, 599858, 673310, 856940, 942634, 1199716, 1346620, 1499645, 1885268, 2356585, 2999290, 3299219, 4713170, 5998580, 6598438, 9426340, 13196876, 16496095, 32992190, 65984380]

約数ペア:

[(1, 65984380), (2, 32992190), (4, 16496095), (5, 13196876), (7, 9426340), (10, 6598438), (11, 5998580), (14, 4713170), (20, 3299219), (22, 2999290), (28, 2356585), (35, 1885268), (44, 1499645), (49, 1346620), (55, 1199716), (70, 942634), (77, 856940), (98, 673310), (110, 599858), (140, 471317), (154, 428470), (196, 336655), (220, 299929), (245, 269324), (308, 214235), (385, 171388), (490, 134662), (539, 122420), (770, 85694), (980, 67331), (1078, 61210), (1540, 42847), (2156, 30605), (2695, 24484), (5390, 12242), (6121, 10780)]