871650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:180

約数の個数: 72

約数和(自身を含む): 2538900

約数和(自身を除く): 1667250

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 149, 150, 195, 225, 234, 298, 325, 390, 447, 450, 585, 650, 745, 894, 975, 1170, 1341, 1490, 1937, 1950, 2235, 2682, 2925, 3725, 3874, 4470, 5811, 5850, 6705, 7450, 9685, 11175, 11622, 13410, 17433, 19370, 22350, 29055, 33525, 34866, 48425, 58110, 67050, 87165, 96850, 145275, 174330, 290550, 435825, 871650]

約数ペア:

[(1, 871650), (2, 435825), (3, 290550), (5, 174330), (6, 145275), (9, 96850), (10, 87165), (13, 67050), (15, 58110), (18, 48425), (25, 34866), (26, 33525), (30, 29055), (39, 22350), (45, 19370), (50, 17433), (65, 13410), (75, 11622), (78, 11175), (90, 9685), (117, 7450), (130, 6705), (149, 5850), (150, 5811), (195, 4470), (225, 3874), (234, 3725), (298, 2925), (325, 2682), (390, 2235), (447, 1950), (450, 1937), (585, 1490), (650, 1341), (745, 1170), (894, 975)]