320831500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{5303}}^1$

素因数の和:5344

約数の個数: 72

約数和(自身を含む): 770331744

約数和(自身を除く): 449500244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 125, 220, 242, 250, 275, 484, 500, 550, 605, 1100, 1210, 1375, 2420, 2750, 3025, 5303, 5500, 6050, 10606, 12100, 15125, 21212, 26515, 30250, 53030, 58333, 60500, 106060, 116666, 132575, 233332, 265150, 291665, 530300, 583330, 641663, 662875, 1166660, 1283326, 1325750, 1458325, 2566652, 2651500, 2916650, 3208315, 5833300, 6416630, 7291625, 12833260, 14583250, 16041575, 29166500, 32083150, 64166300, 80207875, 160415750, 320831500]

約数ペア:

[(1, 320831500), (2, 160415750), (4, 80207875), (5, 64166300), (10, 32083150), (11, 29166500), (20, 16041575), (22, 14583250), (25, 12833260), (44, 7291625), (50, 6416630), (55, 5833300), (100, 3208315), (110, 2916650), (121, 2651500), (125, 2566652), (220, 1458325), (242, 1325750), (250, 1283326), (275, 1166660), (484, 662875), (500, 641663), (550, 583330), (605, 530300), (1100, 291665), (1210, 265150), (1375, 233332), (2420, 132575), (2750, 116666), (3025, 106060), (5303, 60500), (5500, 58333), (6050, 53030), (10606, 30250), (12100, 26515), (15125, 21212)]