90887170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 185763456

約数和(自身を除く): 94876286

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 137, 163, 185, 274, 326, 370, 407, 685, 814, 815, 1370, 1507, 1630, 1793, 2035, 3014, 3586, 4070, 5069, 6031, 7535, 8965, 10138, 12062, 15070, 17930, 22331, 25345, 30155, 44662, 50690, 55759, 60310, 66341, 111518, 111655, 132682, 223310, 245641, 278795, 331705, 491282, 557590, 663410, 826247, 1228205, 1652494, 2456410, 4131235, 8262470, 9088717, 18177434, 45443585, 90887170]

約数ペア:

[(1, 90887170), (2, 45443585), (5, 18177434), (10, 9088717), (11, 8262470), (22, 4131235), (37, 2456410), (55, 1652494), (74, 1228205), (110, 826247), (137, 663410), (163, 557590), (185, 491282), (274, 331705), (326, 278795), (370, 245641), (407, 223310), (685, 132682), (814, 111655), (815, 111518), (1370, 66341), (1507, 60310), (1630, 55759), (1793, 50690), (2035, 44662), (3014, 30155), (3586, 25345), (4070, 22331), (5069, 17930), (6031, 15070), (7535, 12062), (8965, 10138)]