71980600

素因数分解:

$2^3\times 5^2\times {\mathrm{491}}^1\times {\mathrm{733}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 167924520

約数和(自身を除く): 95943920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 491, 733, 982, 1466, 1964, 2455, 2932, 3665, 3928, 4910, 5864, 7330, 9820, 12275, 14660, 18325, 19640, 24550, 29320, 36650, 49100, 73300, 98200, 146600, 359903, 719806, 1439612, 1799515, 2879224, 3599030, 7198060, 8997575, 14396120, 17995150, 35990300, 71980600]

約数ペア:

[(1, 71980600), (2, 35990300), (4, 17995150), (5, 14396120), (8, 8997575), (10, 7198060), (20, 3599030), (25, 2879224), (40, 1799515), (50, 1439612), (100, 719806), (200, 359903), (491, 146600), (733, 98200), (982, 73300), (1466, 49100), (1964, 36650), (2455, 29320), (2932, 24550), (3665, 19640), (3928, 18325), (4910, 14660), (5864, 12275), (7330, 9820)]