681349000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^2\times {\mathrm{709}}^1$

素因数の和:792

約数の個数: 96

約数和(自身を含む): 1649770200

約数和(自身を除く): 968421200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 709, 775, 961, 1000, 1240, 1418, 1550, 1922, 2836, 3100, 3545, 3844, 3875, 4805, 5672, 6200, 7090, 7688, 7750, 9610, 14180, 15500, 17725, 19220, 21979, 24025, 28360, 31000, 35450, 38440, 43958, 48050, 70900, 87916, 88625, 96100, 109895, 120125, 141800, 175832, 177250, 192200, 219790, 240250, 354500, 439580, 480500, 549475, 681349, 709000, 879160, 961000, 1098950, 1362698, 2197900, 2725396, 2747375, 3406745, 4395800, 5450792, 5494750, 6813490, 10989500, 13626980, 17033725, 21979000, 27253960, 34067450, 68134900, 85168625, 136269800, 170337250, 340674500, 681349000]

約数ペア:

[(1, 681349000), (2, 340674500), (4, 170337250), (5, 136269800), (8, 85168625), (10, 68134900), (20, 34067450), (25, 27253960), (31, 21979000), (40, 17033725), (50, 13626980), (62, 10989500), (100, 6813490), (124, 5494750), (125, 5450792), (155, 4395800), (200, 3406745), (248, 2747375), (250, 2725396), (310, 2197900), (500, 1362698), (620, 1098950), (709, 961000), (775, 879160), (961, 709000), (1000, 681349), (1240, 549475), (1418, 480500), (1550, 439580), (1922, 354500), (2836, 240250), (3100, 219790), (3545, 192200), (3844, 177250), (3875, 175832), (4805, 141800), (5672, 120125), (6200, 109895), (7090, 96100), (7688, 88625), (7750, 87916), (9610, 70900), (14180, 48050), (15500, 43958), (17725, 38440), (19220, 35450), (21979, 31000), (24025, 28360)]