77917400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:465

約数の個数: 96

約数和(自身を含む): 200076480

約数和(自身を除く): 122159080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 107, 110, 200, 214, 220, 275, 331, 428, 440, 535, 550, 662, 856, 1070, 1100, 1177, 1324, 1655, 2140, 2200, 2354, 2648, 2675, 3310, 3641, 4280, 4708, 5350, 5885, 6620, 7282, 8275, 9416, 10700, 11770, 13240, 14564, 16550, 18205, 21400, 23540, 29128, 29425, 33100, 35417, 36410, 47080, 58850, 66200, 70834, 72820, 91025, 117700, 141668, 145640, 177085, 182050, 235400, 283336, 354170, 364100, 389587, 708340, 728200, 779174, 885425, 1416680, 1558348, 1770850, 1947935, 3116696, 3541700, 3895870, 7083400, 7791740, 9739675, 15583480, 19479350, 38958700, 77917400]

約数ペア:

[(1, 77917400), (2, 38958700), (4, 19479350), (5, 15583480), (8, 9739675), (10, 7791740), (11, 7083400), (20, 3895870), (22, 3541700), (25, 3116696), (40, 1947935), (44, 1770850), (50, 1558348), (55, 1416680), (88, 885425), (100, 779174), (107, 728200), (110, 708340), (200, 389587), (214, 364100), (220, 354170), (275, 283336), (331, 235400), (428, 182050), (440, 177085), (535, 145640), (550, 141668), (662, 117700), (856, 91025), (1070, 72820), (1100, 70834), (1177, 66200), (1324, 58850), (1655, 47080), (2140, 36410), (2200, 35417), (2354, 33100), (2648, 29425), (2675, 29128), (3310, 23540), (3641, 21400), (4280, 18205), (4708, 16550), (5350, 14564), (5885, 13240), (6620, 11770), (7282, 10700), (8275, 9416)]